221001022200010 has 128 divisors (see below), whose sum is σ = 433041122142720. Its totient is φ = 80721770628096.

The previous prime is 221001022199939. The next prime is 221001022200043. The reversal of 221001022200010 is 10002220100122.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 8142086499 + ... + 8142113641.

It is an arithmetic number, because the mean of its divisors is an integer number (3383133766740).

Almost surely, 2^{221001022200010} is an apocalyptic number.

221001022200010 is a deficient number, since it is larger than the sum of its proper divisors (212040099942710).

221001022200010 is a wasteful number, since it uses less digits than its factorization.

221001022200010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29072.

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

Adding to 221001022200010 its reverse (10002220100122), we get a palindrome (231003242300132).

The spelling of 221001022200010 in words is "two hundred twenty-one trillion, one billion, twenty-two million, two hundred thousand, ten".