221110102010210 has 16 divisors (see below), whose sum is σ = 454855066992576. Its totient is φ = 75809177832048.

The previous prime is 221110102010207. The next prime is 221110102010257. The reversal of 221110102010210 is 12010201011122.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1579357871432 + ... + 1579357871571.

It is an arithmetic number, because the mean of its divisors is an integer number (28428441687036).

Almost surely, 2^{221110102010210} is an apocalyptic number.

221110102010210 is an abundant number, since it is smaller than the sum of its proper divisors (233744964982366).

221110102010210 is a wasteful number, since it uses less digits than its factorization.

221110102010210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3158715743017.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 221110102010210 its reverse (12010201011122), we get a palindrome (233120303021332).

The spelling of 221110102010210 in words is "two hundred twenty-one trillion, one hundred ten billion, one hundred two million, ten thousand, two hundred ten".