11211201112210 has 64 divisors (see below), whose sum is σ = 22280307513984. Its totient is φ = 4027790848000.

The previous prime is 11211201112043. The next prime is 11211201112231. The reversal of 11211201112210 is 1221110211211.

It is a super-2 number, since 2×11211201112210² (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 31 ways as a sum of consecutive naturals, for example, 4107954 + ... + 6268786.

It is an arithmetic number, because the mean of its divisors is an integer number (348129804906).

Almost surely, 2^{11211201112210} is an apocalyptic number.

11211201112210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11211201112210 is a deficient number, since it is larger than the sum of its proper divisors (11069106401774).

11211201112210 is a wasteful number, since it uses less digits than its factorization.

11211201112210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2161419.

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

Adding to 11211201112210 its reverse (1221110211211), we get a palindrome (12432311323421).

Subtracting from 11211201112210 its reverse (1221110211211), we obtain a palindrome (9990090900999).

The spelling of 11211201112210 in words is "eleven trillion, two hundred eleven billion, two hundred one million, one hundred twelve thousand, two hundred ten".