10000102011021 has 12 divisors (see below), whose sum is σ = 14445416531520. Its totient is φ = 6666354025800.

The previous prime is 10000102010989. The next prime is 10000102011037. The reversal of 10000102011021 is 12011020100001.

It is a happy number.

It is not a de Polignac number, because 10000102011021 - 2⁵ = 10000102010989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10000102010994 and 10000102011012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10000100011021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31554255 + ... + 31869596.

It is an arithmetic number, because the mean of its divisors is an integer number (1203784710960).

Almost surely, 2^{10000102011021} is an apocalyptic number.

It is an amenable number.

10000102011021 is a deficient number, since it is larger than the sum of its proper divisors (4445314520499).

10000102011021 is a wasteful number, since it uses less digits than its factorization.

10000102011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63441376 (or 63441373 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10000102011021 its reverse (12011020100001), we get a palindrome (22011122111022).

The spelling of 10000102011021 in words is "ten trillion, one hundred two million, eleven thousand, twenty-one".