12153120122 has 128 divisors (see below), whose sum is σ = 22645018368. Its totient is φ = 4817664000.

The previous prime is 12153120053. The next prime is 12153120131. The reversal of 12153120122 is 22102135121.

It is a super-2 number, since 2×12153120122² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12153120094 and 12153120103.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 88708838 + ... + 88708974.

It is an arithmetic number, because the mean of its divisors is an integer number (176914206).

Almost surely, 2^12153120122 is an apocalyptic number.

12153120122 is a deficient number, since it is larger than the sum of its proper divisors (10491898246).

12153120122 is a wasteful number, since it uses less digits than its factorization.

12153120122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 384.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 12153120122 its reverse (22102135121), we get a palindrome (34255255243).

The spelling of 12153120122 in words is "twelve billion, one hundred fifty-three million, one hundred twenty thousand, one hundred twenty-two".