2101013402 has 16 divisors (see below), whose sum is σ = 3348309960. Its totient is φ = 986868288.

The previous prime is 2101013393. The next prime is 2101013417. The reversal of 2101013402 is 2043101012.

It can be written as a sum of positive squares in 4 ways, for example, as 2051999401 + 49014001 = 45299^2 + 7001^2 .

It is a super-2 number, since 2×2101013402² = 8828514630767227208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487373 + ... + 491664.

Almost surely, 2^2101013402 is an apocalyptic number.

2101013402 is a deficient number, since it is larger than the sum of its proper divisors (1247296558).

2101013402 is a wasteful number, since it uses less digits than its factorization.

2101013402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979105.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 2101013402 is about 45836.8127382348. The cubic root of 2101013402 is about 1280.7851225734.

Adding to 2101013402 its reverse (2043101012), we get a palindrome (4144114414).

The spelling of 2101013402 in words is "two billion, one hundred one million, thirteen thousand, four hundred two".