20221122012212 has 48 divisors (see below), whose sum is σ = 39370197484800. Its totient is φ = 9009315519360.

The previous prime is 20221122012199. The next prime is 20221122012251. The reversal of 20221122012212 is 21221022112202.

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, 1749887 + ... + 6595782.

It is an arithmetic number, because the mean of its divisors is an integer number (820212447600).

Almost surely, 2^{20221122012212} is an apocalyptic number.

20221122012212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20221122012212 is a deficient number, since it is larger than the sum of its proper divisors (19149075472588).

20221122012212 is a wasteful number, since it uses less digits than its factorization.

20221122012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8346776 (or 8346774 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 20221122012212 its reverse (21221022112202), we get a palindrome (41442144124414).

The spelling of 20221122012212 in words is "twenty trillion, two hundred twenty-one billion, one hundred twenty-two million, twelve thousand, two hundred twelve".