1012111102122 has 32 divisors (see below), whose sum is σ = 2029725941760. Its totient is φ = 336453269040.

The previous prime is 1012111102073. The next prime is 1012111102153. The reversal of 1012111102122 is 2212011112101.

It is a happy number.

1012111102122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 29100579 + ... + 29135337.

It is an arithmetic number, because the mean of its divisors is an integer number (63428935680).

Almost surely, 2^{1012111102122} is an apocalyptic number.

1012111102122 is an abundant number, since it is smaller than the sum of its proper divisors (1017614839638).

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

1012111102122 is a wasteful number, since it uses less digits than its factorization.

1012111102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47818.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1012111102122 its reverse (2212011112101), we get a palindrome (3224122214223).

The spelling of 1012111102122 in words is "one trillion, twelve billion, one hundred eleven million, one hundred two thousand, one hundred twenty-two".