22010211212021 has 8 divisors (see below), whose sum is σ = 22727587640064. Its totient is φ = 21293295384960.

The previous prime is 22010211211957. The next prime is 22010211212029. The reversal of 22010211212021 is 12021211201022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22010211212021 - 2⁶ = 22010211211957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010211212029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115053116 + ... + 115244261.

It is an arithmetic number, because the mean of its divisors is an integer number (2840948455008).

Almost surely, 2^{22010211212021} is an apocalyptic number.

It is an amenable number.

22010211212021 is a deficient number, since it is larger than the sum of its proper divisors (717376428043).

22010211212021 is a wasteful number, since it uses less digits than its factorization.

22010211212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230300491.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22010211212021 its reverse (12021211201022), we get a palindrome (34031422413043).

The spelling of 22010211212021 in words is "twenty-two trillion, ten billion, two hundred eleven million, two hundred twelve thousand, twenty-one".