22011232121010 has 96 divisors (see below), whose sum is σ = 62449006097088. Its totient is φ = 5334590655360.

The previous prime is 22011232120967. The next prime is 22011232121041. The reversal of 22011232121010 is 1012123211022.

22011232121010 is a `hidden beast` number, since 2 + 20 + 112 + 321 + 210 + 1 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 555024 + ... + 6658116.

It is an arithmetic number, because the mean of its divisors is an integer number (650510480178).

Almost surely, 2^{22011232121010} is an apocalyptic number.

22011232121010 is an abundant number, since it is smaller than the sum of its proper divisors (40437773976078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22011232121010 is a wasteful number, since it uses less digits than its factorization.

22011232121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6106760 (or 6106757 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 22011232121010 its reverse (1012123211022), we get a palindrome (23023355332032).

The spelling of 22011232121010 in words is "twenty-two trillion, eleven billion, two hundred thirty-two million, one hundred twenty-one thousand, ten".