11122100122 has 32 divisors (see below), whose sum is σ = 19333214208. Its totient is φ = 4700284416.

The previous prime is 11122100107. The next prime is 11122100123. The reversal of 11122100122 is 22100122111.

It is a super-2 number, since 2×11122100122² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11122100123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 361383 + ... + 390949.

It is an arithmetic number, because the mean of its divisors is an integer number (604162944).

Almost surely, 2^11122100122 is an apocalyptic number.

11122100122 is a deficient number, since it is larger than the sum of its proper divisors (8211114086).

11122100122 is a wasteful number, since it uses less digits than its factorization.

11122100122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29950.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11122100122 its reverse (22100122111), we get a palindrome (33222222233).

It can be divided in two parts, 111 and 22100122, that multiplied together give a palindrome (2453113542).

The spelling of 11122100122 in words is "eleven billion, one hundred twenty-two million, one hundred thousand, one hundred twenty-two".