10122215561012 has 48 divisors (see below), whose sum is σ = 18143732967360. Its totient is φ = 4938526914048.

The previous prime is 10122215560991. The next prime is 10122215561027. The reversal of 10122215561012 is 21016551222101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1052309939 + ... + 1052319557.

It is an arithmetic number, because the mean of its divisors is an integer number (377994436820).

Almost surely, 2^{10122215561012} is an apocalyptic number.

It is an amenable number.

10122215561012 is a deficient number, since it is larger than the sum of its proper divisors (8021517406348).

10122215561012 is a wasteful number, since it uses less digits than its factorization.

10122215561012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15072 (or 15070 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 29.

Adding to 10122215561012 its reverse (21016551222101), we get a palindrome (31138766783113).

The spelling of 10122215561012 in words is "ten trillion, one hundred twenty-two billion, two hundred fifteen million, five hundred sixty-one thousand, twelve".