122100112211202 has 48 divisors (see below), whose sum is σ = 273937596486840. Its totient is φ = 39258546437376.

The previous prime is 122100112211101. The next prime is 122100112211219. The reversal of 122100112211202 is 202112211001221.

It can be written as a sum of positive squares in 4 ways, for example, as 122095847990601 + 4264220601 = 11049699^2 + 65301^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112678713 + ... + 113757164.

Almost surely, 2^{122100112211202} is an apocalyptic number.

122100112211202 is an abundant number, since it is smaller than the sum of its proper divisors (151837484275638).

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

122100112211202 is a wasteful number, since it uses less digits than its factorization.

122100112211202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226436947 (or 226436944 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 122100112211202 its reverse (202112211001221), we get a palindrome (324212323212423).

The spelling of 122100112211202 in words is "one hundred twenty-two trillion, one hundred billion, one hundred twelve million, two hundred eleven thousand, two hundred two".