101012221122 has 16 divisors (see below), whose sum is σ = 202049150880. Its totient is φ = 33666622272.

The previous prime is 101012220949. The next prime is 101012221133. The reversal of 101012221122 is 221122210101.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 976168 + ... + 1074675.

It is an arithmetic number, because the mean of its divisors is an integer number (12628071930).

Almost surely, 2^101012221122 is an apocalyptic number.

101012221122 is an abundant number, since it is smaller than the sum of its proper divisors (101036929758).

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

101012221122 is a wasteful number, since it uses less digits than its factorization.

101012221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2059057.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101012221122 its reverse (221122210101), we get a palindrome (322134431223).

The spelling of 101012221122 in words is "one hundred one billion, twelve million, two hundred twenty-one thousand, one hundred twenty-two".