12020010122 has 16 divisors (see below), whose sum is σ = 18677421312. Its totient is φ = 5795573760.

The previous prime is 12020010113. The next prime is 12020010137. The reversal of 12020010122 is 22101002021.

It is a happy number.

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, 324983 + ... + 360074.

It is an arithmetic number, because the mean of its divisors is an integer number (1167338832).

Almost surely, 2^12020010122 is an apocalyptic number.

12020010122 is a deficient number, since it is larger than the sum of its proper divisors (6657411190).

12020010122 is a wasteful number, since it uses less digits than its factorization.

12020010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685373.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12020010122 its reverse (22101002021), we get a palindrome (34121012143).

The spelling of 12020010122 in words is "twelve billion, twenty million, ten thousand, one hundred twenty-two".