22251215110002 has 32 divisors (see below), whose sum is σ = 44874762926784. Its totient is φ = 7355270059200.

The previous prime is 22251215109979. The next prime is 22251215110051. The reversal of 22251215110002 is 20001151215222.

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, 31374949 + ... + 32076312.

It is an arithmetic number, because the mean of its divisors is an integer number (1402336341462).

Almost surely, 2^{22251215110002} is an apocalyptic number.

22251215110002 is an abundant number, since it is smaller than the sum of its proper divisors (22623547816782).

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

22251215110002 is a wasteful number, since it uses less digits than its factorization.

22251215110002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63451754.

The product of its (nonzero) digits is 800, while the sum is 24.

Adding to 22251215110002 its reverse (20001151215222), we get a palindrome (42252366325224).

The spelling of 22251215110002 in words is "twenty-two trillion, two hundred fifty-one billion, two hundred fifteen million, one hundred ten thousand, two".