20210211110102 has 32 divisors (see below), whose sum is σ = 34090651865088. Its totient is φ = 8915963275296.

The previous prime is 20210211110099. The next prime is 20210211110119. The reversal of 20210211110102 is 20101111201202.

It is a super-2 number, since 2×20210211110102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11024078 + ... + 12725985.

It is an arithmetic number, because the mean of its divisors is an integer number (1065332870784).

Almost surely, 2^{20210211110102} is an apocalyptic number.

20210211110102 is a deficient number, since it is larger than the sum of its proper divisors (13880440754986).

20210211110102 is a wasteful number, since it uses less digits than its factorization.

20210211110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23751524.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20210211110102 its reverse (20101111201202), we get a palindrome (40311322311304).

The spelling of 20210211110102 in words is "twenty trillion, two hundred ten billion, two hundred eleven million, one hundred ten thousand, one hundred two".