2210102010021 has 16 divisors (see below), whose sum is σ = 2958759767808. Its totient is φ = 1467434649600.

The previous prime is 2210102010001. The next prime is 2210102010023. The reversal of 2210102010021 is 1200102010122.

It is not a de Polignac number, because 2210102010021 - 2⁶ = 2210102009957 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2210102009979 and 2210102010006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2210102010023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 735120 + ... + 2227241.

It is an arithmetic number, because the mean of its divisors is an integer number (184922485488).

Almost surely, 2^{2210102010021} is an apocalyptic number.

It is an amenable number.

2210102010021 is a deficient number, since it is larger than the sum of its proper divisors (748657757787).

2210102010021 is a wasteful number, since it uses less digits than its factorization.

2210102010021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2963372.

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

Adding to 2210102010021 its reverse (1200102010122), we get a palindrome (3410204020143).

The spelling of 2210102010021 in words is "two trillion, two hundred ten billion, one hundred two million, ten thousand, twenty-one".