22053212454652 has 12 divisors (see below), whose sum is σ = 38596646680200. Its totient is φ = 11025599117456.

The previous prime is 22053212454577. The next prime is 22053212454671. The reversal of 22053212454652 is 25645421235022.

It is a super-2 number, since 2×22053212454652² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22053212454599 and 22053212454608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 251728198 + ... + 251815789.

It is an arithmetic number, because the mean of its divisors is an integer number (3216387223350).

Almost surely, 2^{22053212454652} is an apocalyptic number.

It is an amenable number.

22053212454652 is a deficient number, since it is larger than the sum of its proper divisors (16543434225548).

22053212454652 is a wasteful number, since it uses less digits than its factorization.

22053212454652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503554940 (or 503554938 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 43.

Adding to 22053212454652 its reverse (25645421235022), we get a palindrome (47698633689674).

The spelling of 22053212454652 in words is "twenty-two trillion, fifty-three billion, two hundred twelve million, four hundred fifty-four thousand, six hundred fifty-two".