110021112121210 has 16 divisors (see below), whose sum is σ = 198171720954792. Its totient is φ = 43978729484800.

The previous prime is 110021112121199. The next prime is 110021112121231. The reversal of 110021112121210 is 12121211120011.

It can be written as a sum of positive squares in 4 ways, for example, as 55871573623441 + 54149538497769 = 7474729^2 + 7358637^2 .

It is a super-2 number, since 2×110021112121210² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3714404911 + ... + 3714434530.

Almost surely, 2^{110021112121210} is an apocalyptic number.

110021112121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

110021112121210 is a deficient number, since it is larger than the sum of its proper divisors (88150608833582).

110021112121210 is a wasteful number, since it uses less digits than its factorization.

110021112121210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7428840929.

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

Adding to 110021112121210 its reverse (12121211120011), we get a palindrome (122142323241221).

The spelling of 110021112121210 in words is "one hundred ten trillion, twenty-one billion, one hundred twelve million, one hundred twenty-one thousand, two hundred ten".