11123233102121 has 32 divisors (see below), whose sum is σ = 13304378400768. Its totient is φ = 9092590879680.

The previous prime is 11123233102117. The next prime is 11123233102139. The reversal of 11123233102121 is 12120133232111.

It is a happy number.

11123233102121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11123233102121 - 2² = 11123233102117 is a prime.

It is a super-3 number, since 3×11123233102121³ (a number of 40 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (11123233102141) 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, 267229691 + ... + 267271311.

It is an arithmetic number, because the mean of its divisors is an integer number (415761825024).

Almost surely, 2^{11123233102121} is an apocalyptic number.

It is an amenable number.

11123233102121 is a deficient number, since it is larger than the sum of its proper divisors (2181145298647).

11123233102121 is a wasteful number, since it uses less digits than its factorization.

11123233102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46541.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 11123233102121 its reverse (12120133232111), we get a palindrome (23243366334232).

The spelling of 11123233102121 in words is "eleven trillion, one hundred twenty-three billion, two hundred thirty-three million, one hundred two thousand, one hundred twenty-one".