2101333101 has 48 divisors (see below), whose sum is σ = 3446539200. Its totient is φ = 1132330752.

The previous prime is 2101333081. The next prime is 2101333121. The reversal of 2101333101 is 1013331012.

It is an interprime number because it is at equal distance from previous prime (2101333081) and next prime (2101333121).

It is not a de Polignac number, because 2101333101 - 2⁶ = 2101333037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101333121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 649155 + ... + 652383.

It is an arithmetic number, because the mean of its divisors is an integer number (71802900).

Almost surely, 2^2101333101 is an apocalyptic number.

2101333101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2101333101 is a deficient number, since it is larger than the sum of its proper divisors (1345206099).

2101333101 is a wasteful number, since it uses less digits than its factorization.

2101333101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3498 (or 3491 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 2101333101 is about 45840.2999662960. The cubic root of 2101333101 is about 1280.8500824884.

Adding to 2101333101 its reverse (1013331012), we get a palindrome (3114664113).

It can be divided in two parts, 2 and 101333101, that multiplied together give a palindrome (202666202).

The spelling of 2101333101 in words is "two billion, one hundred one million, three hundred thirty-three thousand, one hundred one".