22051122054 has 32 divisors (see below), whose sum is σ = 47760088320. Its totient is φ = 6747051552.

The previous prime is 22051122053. The next prime is 22051122169. The reversal of 22051122054 is 45022115022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22051122053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 775722 + ... + 803645.

It is an arithmetic number, because the mean of its divisors is an integer number (1492502760).

Almost surely, 2^22051122054 is an apocalyptic number.

22051122054 is an abundant number, since it is smaller than the sum of its proper divisors (25708966266).

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

22051122054 is a wasteful number, since it uses less digits than its factorization.

22051122054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579564.

The product of its (nonzero) digits is 1600, while the sum is 24.

Adding to 22051122054 its reverse (45022115022), we get a palindrome (67073237076).

The spelling of 22051122054 in words is "twenty-two billion, fifty-one million, one hundred twenty-two thousand, fifty-four".