10222221112012 has 108 divisors (see below), whose sum is σ = 23806050056544. Its totient is φ = 3806075589120.

The previous prime is 10222221111989. The next prime is 10222221112013. The reversal of 10222221112012 is 21021112222201.

10222221112012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10222221112013) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 6204564 + ... + 7677307.

Almost surely, 2^{10222221112012} is an apocalyptic number.

It is an amenable number.

10222221112012 is an abundant number, since it is smaller than the sum of its proper divisors (13583828944532).

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

10222221112012 is a wasteful number, since it uses less digits than its factorization.

10222221112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13881936 (or 13881910 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 10222221112012 its reverse (21021112222201), we get a palindrome (31243333334213).

The spelling of 10222221112012 in words is "ten trillion, two hundred twenty-two billion, two hundred twenty-one million, one hundred twelve thousand, twelve".