22200102012021 has 8 divisors (see below), whose sum is σ = 29615032921824. Its totient is φ = 14792619555120.

The previous prime is 22200102011981. The next prime is 22200102012037. The reversal of 22200102012021 is 12021020100222.

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

It is not a de Polignac number, because 22200102012021 - 2²¹ = 22200099914869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200102012061) 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, 1862106270 + ... + 1862118191.

It is an arithmetic number, because the mean of its divisors is an integer number (3701879115228).

Almost surely, 2^{22200102012021} is an apocalyptic number.

It is an amenable number.

22200102012021 is a deficient number, since it is larger than the sum of its proper divisors (7414930909803).

22200102012021 is a wasteful number, since it uses less digits than its factorization.

22200102012021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3724226451.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22200102012021 its reverse (12021020100222), we get a palindrome (34221122112243).

The spelling of 22200102012021 in words is "twenty-two trillion, two hundred billion, one hundred two million, twelve thousand, twenty-one".