210200121102 has 128 divisors (see below), whose sum is σ = 476067715200. Its totient is φ = 61544448000.

The previous prime is 210200121097. The next prime is 210200121107. The reversal of 210200121102 is 201121002012.

It is an interprime number because it is at equal distance from previous prime (210200121097) and next prime (210200121107).

It is a super-2 number, since 2×210200121102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210200121107) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13211352 + ... + 13227252.

It is an arithmetic number, because the mean of its divisors is an integer number (3719279025).

Almost surely, 2^210200121102 is an apocalyptic number.

210200121102 is an abundant number, since it is smaller than the sum of its proper divisors (265867594098).

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

210200121102 is a wasteful number, since it uses less digits than its factorization.

210200121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16102.

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

Adding to 210200121102 its reverse (201121002012), we get a palindrome (411321123114).

The spelling of 210200121102 in words is "two hundred ten billion, two hundred million, one hundred twenty-one thousand, one hundred two".