2100210101102 has 32 divisors (see below), whose sum is σ = 3189059815392. Its totient is φ = 1037249794944.

The previous prime is 2100210101083. The next prime is 2100210101137. The reversal of 2100210101102 is 2011010120012.

It is a super-2 number, since 2×2100210101102² (a number of 25 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, 371518508 + ... + 371524160.

It is an arithmetic number, because the mean of its divisors is an integer number (99658119231).

Almost surely, 2^{2100210101102} is an apocalyptic number.

2100210101102 is a deficient number, since it is larger than the sum of its proper divisors (1088849714290).

2100210101102 is a wasteful number, since it uses less digits than its factorization.

2100210101102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10532.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2100210101102 its reverse (2011010120012), we get a palindrome (4111220221114).

The spelling of 2100210101102 in words is "two trillion, one hundred billion, two hundred ten million, one hundred one thousand, one hundred two".