22012222121202 has 8 divisors (see below), whose sum is σ = 44024444242416. Its totient is φ = 7337407373732.

The previous prime is 22012222121173. The next prime is 22012222121207. The reversal of 22012222121202 is 20212122221022.

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

22012222121202 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22012222121207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1834351843428 + ... + 1834351843439.

It is an arithmetic number, because the mean of its divisors is an integer number (5503055530302).

Almost surely, 2^{22012222121202} is an apocalyptic number.

22012222121202 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22012222121202 is a wasteful number, since it uses less digits than its factorization.

22012222121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3668703686872.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22012222121202 its reverse (20212122221022), we get a palindrome (42224344342224).

The spelling of 22012222121202 in words is "twenty-two trillion, twelve billion, two hundred twenty-two million, one hundred twenty-one thousand, two hundred two".