1212210001110 has 32 divisors (see below), whose sum is σ = 2909501286912. Its totient is φ = 323234079840.

The previous prime is 1212210001109. The next prime is 1212210001187. The reversal of 1212210001110 is 111000122121.

It is a super-2 number, since 2×1212210001110² (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, 917806 + ... + 1807425.

It is an arithmetic number, because the mean of its divisors is an integer number (90921915216).

Almost surely, 2^{1212210001110} is an apocalyptic number.

1212210001110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1212210001110 is an abundant number, since it is smaller than the sum of its proper divisors (1697291285802).

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

1212210001110 is a wasteful number, since it uses less digits than its factorization.

1212210001110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740068.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1212210001110 its reverse (111000122121), we get a palindrome (1323210123231).

The spelling of 1212210001110 in words is "one trillion, two hundred twelve billion, two hundred ten million, one thousand, one hundred ten".