101021211012122 has 16 divisors (see below), whose sum is σ = 155056292325792. Its totient is φ = 49335787510800.

The previous prime is 101021211012061. The next prime is 101021211012167. The reversal of 101021211012122 is 221210112120101.

It is a self number, because there is not a number n which added to its sum of digits gives 101021211012122.

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, 29172497 + ... + 32451147.

It is an arithmetic number, because the mean of its divisors is an integer number (9691018270362).

Almost surely, 2^{101021211012122} is an apocalyptic number.

101021211012122 is a deficient number, since it is larger than the sum of its proper divisors (54035081313670).

101021211012122 is a wasteful number, since it uses less digits than its factorization.

101021211012122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3636973.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101021211012122 its reverse (221210112120101), we get a palindrome (322231323132223).

The spelling of 101021211012122 in words is "one hundred one trillion, twenty-one billion, two hundred eleven million, twelve thousand, one hundred twenty-two".