220122211000 has 64 divisors (see below), whose sum is σ = 516906730080. Its totient is φ = 87737644800.

The previous prime is 220122210989. The next prime is 220122211021. The reversal of 220122211000 is 112221022.

It is a happy number.

It is a congruent number.

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, 105909 + ... + 671908.

Almost surely, 2^220122211000 is an apocalyptic number.

220122211000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220122211000 is an abundant number, since it is smaller than the sum of its proper divisors (296784519080).

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

220122211000 is a wasteful number, since it uses less digits than its factorization.

220122211000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778121 (or 778107 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220122211000 its reverse (112221022), we get a palindrome (220234432022).

The spelling of 220122211000 in words is "two hundred twenty billion, one hundred twenty-two million, two hundred eleven thousand".