22012201220210 has 32 divisors (see below), whose sum is σ = 39641153853312. Its totient is φ = 8800616202880.

The previous prime is 22012201220201. The next prime is 22012201220221. The reversal of 22012201220210 is 1202210221022.

It is a happy number.

It is a super-2 number, since 2×22012201220210² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 529844699 + ... + 529886241.

It is an arithmetic number, because the mean of its divisors is an integer number (1238786057916).

Almost surely, 2^{22012201220210} is an apocalyptic number.

22012201220210 is a deficient number, since it is larger than the sum of its proper divisors (17628952633102).

22012201220210 is a wasteful number, since it uses less digits than its factorization.

22012201220210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65938.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22012201220210 its reverse (1202210221022), we get a palindrome (23214411441232).

The spelling of 22012201220210 in words is "twenty-two trillion, twelve billion, two hundred one million, two hundred twenty thousand, two hundred ten".