11101002121202 has 12 divisors (see below), whose sum is σ = 19370115946350. Its totient is φ = 4757572337616.

The previous prime is 11101002121147. The next prime is 11101002121211. The reversal of 11101002121202 is 20212120010111.

It can be written as a sum of positive squares in only one way, i.e., 10860195021361 + 240807099841 = 3295481^2 + 490721^2 .

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 5 ways as a sum of consecutive naturals, for example, 56637765827 + ... + 56637766022.

Almost surely, 2^{11101002121202} is an apocalyptic number.

11101002121202 is a deficient number, since it is larger than the sum of its proper divisors (8269113825148).

11101002121202 is a wasteful number, since it uses less digits than its factorization.

11101002121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113275531865 (or 113275531858 counting only the distinct ones).

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

Adding to 11101002121202 its reverse (20212120010111), we get a palindrome (31313122131313).

The spelling of 11101002121202 in words is "eleven trillion, one hundred one billion, two million, one hundred twenty-one thousand, two hundred two".