22212202121202 has 16 divisors (see below), whose sum is σ = 44424454770432. Its totient is φ = 7404058952400.

The previous prime is 22212202121167. The next prime is 22212202121231. The reversal of 22212202121202 is 20212120221222.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6024223 + ... + 8984189.

It is an arithmetic number, because the mean of its divisors is an integer number (2776528423152).

Almost surely, 2^{22212202121202} is an apocalyptic number.

22212202121202 is an abundant number, since it is smaller than the sum of its proper divisors (22212252649230).

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

22212202121202 is a wasteful number, since it uses less digits than its factorization.

22212202121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4210673.

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

Adding to 22212202121202 its reverse (20212120221222), we get a palindrome (42424322342424).

The spelling of 22212202121202 in words is "twenty-two trillion, two hundred twelve billion, two hundred two million, one hundred twenty-one thousand, two hundred two".