22021010132312 has 32 divisors (see below), whose sum is σ = 43189926472800. Its totient is φ = 10506037327104.

The previous prime is 22021010132299. The next prime is 22021010132353. The reversal of 22021010132312 is 21323101012022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146232083 + ... + 146382594.

It is an arithmetic number, because the mean of its divisors is an integer number (1349685202275).

Almost surely, 2^{22021010132312} is an apocalyptic number.

It is an amenable number.

22021010132312 is a deficient number, since it is larger than the sum of its proper divisors (21168916340488).

22021010132312 is a wasteful number, since it uses less digits than its factorization.

22021010132312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292615115 (or 292615111 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 22021010132312 its reverse (21323101012022), we get a palindrome (43344111144334).

The spelling of 22021010132312 in words is "twenty-two trillion, twenty-one billion, ten million, one hundred thirty-two thousand, three hundred twelve".