101012121221122 has 32 divisors (see below), whose sum is σ = 156970220359680. Its totient is φ = 48700497566160.

The previous prime is 101012121221117. The next prime is 101012121221131. The reversal of 101012121221122 is 221122121210101.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 101012121221122.

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, 243383779 + ... + 243798457.

It is an arithmetic number, because the mean of its divisors is an integer number (4905319386240).

Almost surely, 2^{101012121221122} is an apocalyptic number.

101012121221122 is a deficient number, since it is larger than the sum of its proper divisors (55958099138558).

101012121221122 is a wasteful number, since it uses less digits than its factorization.

101012121221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428878.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 101012121221122 its reverse (221122121210101), we get a palindrome (322134242431223).

The spelling of 101012121221122 in words is "one hundred one trillion, twelve billion, one hundred twenty-one million, two hundred twenty-one thousand, one hundred twenty-two".