22250532141212 has 48 divisors (see below), whose sum is σ = 41627801698560. Its totient is φ = 10369600964352.

The previous prime is 22250532141181. The next prime is 22250532141269. The reversal of 22250532141212 is 21214123505222.

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, 21906203 + ... + 22899405.

It is an arithmetic number, because the mean of its divisors is an integer number (867245868720).

Almost surely, 2^{22250532141212} is an apocalyptic number.

It is an amenable number.

22250532141212 is a deficient number, since it is larger than the sum of its proper divisors (19377269557348).

22250532141212 is a wasteful number, since it uses less digits than its factorization.

22250532141212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996410 (or 996408 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 22250532141212 its reverse (21214123505222), we get a palindrome (43464655646434).

The spelling of 22250532141212 in words is "twenty-two trillion, two hundred fifty billion, five hundred thirty-two million, one hundred forty-one thousand, two hundred twelve".