2021111011002 has 32 divisors (see below), whose sum is σ = 4187314039680. Its totient is φ = 649585056960.

The previous prime is 2021111010991. The next prime is 2021111011013. The reversal of 2021111011002 is 2001101111202.

It is an interprime number because it is at equal distance from previous prime (2021111010991) and next prime (2021111011013).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7795774 + ... + 8050857.

It is an arithmetic number, because the mean of its divisors is an integer number (130853563740).

Almost surely, 2^{2021111011002} is an apocalyptic number.

2021111011002 is an abundant number, since it is smaller than the sum of its proper divisors (2166203028678).

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

2021111011002 is a wasteful number, since it uses less digits than its factorization.

2021111011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15847398.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2021111011002 its reverse (2001101111202), we get a palindrome (4022212122204).

The spelling of 2021111011002 in words is "two trillion, twenty-one billion, one hundred eleven million, eleven thousand, two".