11101001102121 has 32 divisors (see below), whose sum is σ = 16967832330240. Its totient is φ = 6323928339456.

The previous prime is 11101001102083. The next prime is 11101001102123. The reversal of 11101001102121 is 12120110010111.

It is not a de Polignac number, because 11101001102121 - 2²³ = 11100992713513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11101001102097 and 11101001102106.

It is not an unprimeable number, because it can be changed into a prime (11101001102123) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38323785 + ... + 38612361.

It is an arithmetic number, because the mean of its divisors is an integer number (530244760320).

Almost surely, 2^{11101001102121} is an apocalyptic number.

It is an amenable number.

11101001102121 is a deficient number, since it is larger than the sum of its proper divisors (5866831228119).

11101001102121 is a wasteful number, since it uses less digits than its factorization.

11101001102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294213.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11101001102121 its reverse (12120110010111), we get a palindrome (23221111112232).

The spelling of 11101001102121 in words is "eleven trillion, one hundred one billion, one million, one hundred two thousand, one hundred twenty-one".