12235521121054 has 32 divisors (see below), whose sum is σ = 22882219027200. Its totient is φ = 4767043338240.

The previous prime is 12235521121003. The next prime is 12235521121067. The reversal of 12235521121054 is 45012112553221.

It is a congruent number.

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, 20973342 + ... + 21548830.

It is an arithmetic number, because the mean of its divisors is an integer number (715069344600).

Almost surely, 2^{12235521121054} is an apocalyptic number.

12235521121054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12235521121054 is a deficient number, since it is larger than the sum of its proper divisors (10646697906146).

12235521121054 is a wasteful number, since it uses less digits than its factorization.

12235521121054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713568.

The product of its (nonzero) digits is 24000, while the sum is 34.

Adding to 12235521121054 its reverse (45012112553221), we get a palindrome (57247633674275).

The spelling of 12235521121054 in words is "twelve trillion, two hundred thirty-five billion, five hundred twenty-one million, one hundred twenty-one thousand, fifty-four".