2113344402 has 64 divisors (see below), whose sum is σ = 4614793344. Its totient is φ = 641318400.

The previous prime is 2113344391. The next prime is 2113344413. The reversal of 2113344402 is 2044433112.

It is an interprime number because it is at equal distance from previous prime (2113344391) and next prime (2113344413).

It is a super-2 number, since 2×2113344402² = 8932449122929475208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3599953 + ... + 3600539.

It is an arithmetic number, because the mean of its divisors is an integer number (72106146).

Almost surely, 2^2113344402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2113344402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2307396672).

2113344402 is an abundant number, since it is smaller than the sum of its proper divisors (2501448942).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113344402 is a wasteful number, since it uses less digits than its factorization.

2113344402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2113344402 is about 45971.1257421438. The cubic root of 2113344402 is about 1283.2859100858.

Adding to 2113344402 its reverse (2044433112), we get a palindrome (4157777514).

The spelling of 2113344402 in words is "two billion, one hundred thirteen million, three hundred forty-four thousand, four hundred two".