222132131000221 has 16 divisors (see below), whose sum is σ = 239255957937024. Its totient is φ = 205013555014464.

The previous prime is 222132131000173. The next prime is 222132131000237. The reversal of 222132131000221 is 122000131231222.

It is a cyclic number.

It is not a de Polignac number, because 222132131000221 - 2³⁷ = 221994692046749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222132131000192 and 222132131000201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222132131004221) 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, 3628215816 + ... + 3628277038.

It is an arithmetic number, because the mean of its divisors is an integer number (14953497371064).

Almost surely, 2^{222132131000221} is an apocalyptic number.

It is an amenable number.

222132131000221 is a deficient number, since it is larger than the sum of its proper divisors (17123826936803).

222132131000221 is a wasteful number, since it uses less digits than its factorization.

222132131000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99540.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 222132131000221 its reverse (122000131231222), we get a palindrome (344132262231443).

The spelling of 222132131000221 in words is "two hundred twenty-two trillion, one hundred thirty-two billion, one hundred thirty-one million, two hundred twenty-one", and thus it is an aban number.