22152345551214 has 32 divisors (see below), whose sum is σ = 44615151644544. Its totient is φ = 7332529757280.

The previous prime is 22152345551209. The next prime is 22152345551243. The reversal of 22152345551214 is 41215554325122.

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, 19188489 + ... + 20310164.

It is an arithmetic number, because the mean of its divisors is an integer number (1394223488892).

Almost surely, 2^{22152345551214} is an apocalyptic number.

22152345551214 is an abundant number, since it is smaller than the sum of its proper divisors (22462806093330).

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

22152345551214 is a wasteful number, since it uses less digits than its factorization.

22152345551214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39499312.

The product of its digits is 480000, while the sum is 42.

Adding to 22152345551214 its reverse (41215554325122), we get a palindrome (63367899876336).

The spelling of 22152345551214 in words is "twenty-two trillion, one hundred fifty-two billion, three hundred forty-five million, five hundred fifty-one thousand, two hundred fourteen".