910222011200021 has 64 divisors (see below), whose sum is σ = 1063832071680000. Its totient is φ = 772341732771840.

The previous prime is 910222011200009. The next prime is 910222011200057. The reversal of 910222011200021 is 120002110222019.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-910222011200021 is a prime.

It is a super-2 number, since 2×910222011200021² (a number of 31 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 910222011200021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (910222011800021) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 204789731 + ... + 209187183.

It is an arithmetic number, because the mean of its divisors is an integer number (16622376120000).

Almost surely, 2^{910222011200021} is an apocalyptic number.

It is an amenable number.

910222011200021 is a deficient number, since it is larger than the sum of its proper divisors (153610060479979).

910222011200021 is a wasteful number, since it uses less digits than its factorization.

910222011200021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4397814.

The product of its (nonzero) digits is 288, while the sum is 23.

The spelling of 910222011200021 in words is "nine hundred ten trillion, two hundred twenty-two billion, eleven million, two hundred thousand, twenty-one".