21222232000292 has 6 divisors (see below), whose sum is σ = 37138906000518. Its totient is φ = 10611116000144.

The previous prime is 21222232000261. The next prime is 21222232000303. The reversal of 21222232000292 is 29200023222212.

It can be written as a sum of positive squares in only one way, i.e., 19559514592996 + 1662717407296 = 4422614^2 + 1289464^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2652779000033 + ... + 2652779000040.

It is an arithmetic number, because the mean of its divisors is an integer number (6189817666753).

Almost surely, 2^{21222232000292} is an apocalyptic number.

It is an amenable number.

21222232000292 is a deficient number, since it is larger than the sum of its proper divisors (15916674000226).

21222232000292 is a wasteful number, since it uses less digits than its factorization.

21222232000292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5305558000077 (or 5305558000075 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 29.

The spelling of 21222232000292 in words is "twenty-one trillion, two hundred twenty-two billion, two hundred thirty-two million, two hundred ninety-two", and thus it is an aban number.