1012122211210 has 32 divisors (see below), whose sum is σ = 2003089139712. Its totient is φ = 365146447680.

The previous prime is 1012122211171. The next prime is 1012122211211. The reversal of 1012122211210 is 121122212101.

It is not an unprimeable number, because it can be changed into a prime (1012122211211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36210877 + ... + 36238816.

It is an arithmetic number, because the mean of its divisors is an integer number (62596535616).

Almost surely, 2^{1012122211210} is an apocalyptic number.

1012122211210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012122211210 is a deficient number, since it is larger than the sum of its proper divisors (990966928502).

1012122211210 is a wasteful number, since it uses less digits than its factorization.

1012122211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72449838.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1012122211210 its reverse (121122212101), we get a palindrome (1133244423311).

The spelling of 1012122211210 in words is "one trillion, twelve billion, one hundred twenty-two million, two hundred eleven thousand, two hundred ten".