11100120121202 has 12 divisors (see below), whose sum is σ = 19368576946350. Its totient is φ = 4757194337616.

The previous prime is 11100120121201. The next prime is 11100120121231. The reversal of 11100120121202 is 20212102100111.

It can be written as a sum of positive squares in only one way, i.e., 9162069125881 + 1938050995321 = 3026891^2 + 1392139^2 .

It is a super-2 number, since 2×11100120121202² (a number of 27 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (11100120121201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56633265827 + ... + 56633266022.

Almost surely, 2^{11100120121202} is an apocalyptic number.

11100120121202 is a deficient number, since it is larger than the sum of its proper divisors (8268456825148).

11100120121202 is a wasteful number, since it uses less digits than its factorization.

11100120121202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113266531865 (or 113266531858 counting only the distinct ones).

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

Adding to 11100120121202 its reverse (20212102100111), we get a palindrome (31312222221313).

The spelling of 11100120121202 in words is "eleven trillion, one hundred billion, one hundred twenty million, one hundred twenty-one thousand, two hundred two".