2021011120002 has 24 divisors (see below), whose sum is σ = 4701944239056. Its totient is φ = 577431748488.

The previous prime is 2021011119997. The next prime is 2021011120013. The reversal of 2021011120002 is 2000211101202.

It is a self number, because there is not a number n which added to its sum of digits gives 2021011120002.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3437093448 + ... + 3437094035.

It is an arithmetic number, because the mean of its divisors is an integer number (195914343294).

Almost surely, 2^{2021011120002} is an apocalyptic number.

2021011120002 is an abundant number, since it is smaller than the sum of its proper divisors (2680933119054).

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

2021011120002 is a wasteful number, since it uses less digits than its factorization.

2021011120002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6874187502 (or 6874187495 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2021011120002 its reverse (2000211101202), we get a palindrome (4021222221204).

The spelling of 2021011120002 in words is "two trillion, twenty-one billion, eleven million, one hundred twenty thousand, two".