22002201221210 has 32 divisors (see below), whose sum is σ = 47643864301440. Its totient is φ = 7146579644352.

The previous prime is 22002201221179. The next prime is 22002201221233. The reversal of 22002201221210 is 1212210220022.

It is a happy number.

It is a super-2 number, since 2×22002201221210² (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, 8271502889 + ... + 8271505548.

It is an arithmetic number, because the mean of its divisors is an integer number (1488870759420).

Almost surely, 2^{22002201221210} is an apocalyptic number.

22002201221210 is an abundant number, since it is smaller than the sum of its proper divisors (25641663080230).

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

22002201221210 is a wasteful number, since it uses less digits than its factorization.

22002201221210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16543008470.

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

Adding to 22002201221210 its reverse (1212210220022), we get a palindrome (23214411441232).

The spelling of 22002201221210 in words is "twenty-two trillion, two billion, two hundred one million, two hundred twenty-one thousand, two hundred ten".