211120100001222 has 32 divisors (see below), whose sum is σ = 437635389127680. Its totient is φ = 67816781615520.

The previous prime is 211120100001211. The next prime is 211120100001233. The reversal of 211120100001222 is 222100001021112.

It is an interprime number because it is at equal distance from previous prime (211120100001211) and next prime (211120100001233).

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, 1159884054 + ... + 1160066057.

It is an arithmetic number, because the mean of its divisors is an integer number (13676105910240).

Almost surely, 2^{211120100001222} is an apocalyptic number.

211120100001222 is an abundant number, since it is smaller than the sum of its proper divisors (226515289126458).

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

211120100001222 is a wasteful number, since it uses less digits than its factorization.

211120100001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2319950668.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211120100001222 its reverse (222100001021112), we get a palindrome (433220101022334).

The spelling of 211120100001222 in words is "two hundred eleven trillion, one hundred twenty billion, one hundred million, one thousand, two hundred twenty-two".