221022022100010 has 32 divisors (see below), whose sum is σ = 537167446122240. Its totient is φ = 58193139995328.

The previous prime is 221022022099943. The next prime is 221022022100017. The reversal of 221022022100010 is 10001220220122.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (221022022100017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46629116217 + ... + 46629120956.

It is an arithmetic number, because the mean of its divisors is an integer number (16786482691320).

Almost surely, 2^{221022022100010} is an apocalyptic number.

221022022100010 is an abundant number, since it is smaller than the sum of its proper divisors (316145424022230).

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

221022022100010 is a wasteful number, since it uses less digits than its factorization.

221022022100010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93258237262.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 221022022100010 its reverse (10001220220122), we get a palindrome (231023242320132).

The spelling of 221022022100010 in words is "two hundred twenty-one trillion, twenty-two billion, twenty-two million, one hundred thousand, ten".