11100402122 has 4 divisors (see below), whose sum is σ = 16650603186. Its totient is φ = 5550201060.

The previous prime is 11100402109. The next prime is 11100402139. The reversal of 11100402122 is 22120400111.

It is a happy number.

11100402122 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22120400111 = 6763 ⋅3270797.

It can be written as a sum of positive squares in only one way, i.e., 10549138681 + 551263441 = 102709^2 + 23479^2 .

It is a super-3 number, since 3×11100402122³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11100402097 and 11100402106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775100529 + ... + 2775100532.

Almost surely, 2^11100402122 is an apocalyptic number.

11100402122 is a deficient number, since it is larger than the sum of its proper divisors (5550201064).

11100402122 is an equidigital number, since it uses as much as digits as its factorization.

11100402122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5550201063.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11100402122 its reverse (22120400111), we get a palindrome (33220802233).

The spelling of 11100402122 in words is "eleven billion, one hundred million, four hundred two thousand, one hundred twenty-two".