123101033231229 has 4 divisors (see below), whose sum is σ = 164134710974976. Its totient is φ = 82067355487484.

The previous prime is 123101033231219. The next prime is 123101033231237. The reversal of 123101033231229 is 922132330101321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 123101033231229 - 2⁴ = 123101033231213 is a prime.

It is a super-2 number, since 2×123101033231229² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123101033231229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123101033231219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20516838871869 + ... + 20516838871874.

It is an arithmetic number, because the mean of its divisors is an integer number (41033677743744).

Almost surely, 2^{123101033231229} is an apocalyptic number.

It is an amenable number.

123101033231229 is a deficient number, since it is larger than the sum of its proper divisors (41033677743747).

123101033231229 is an equidigital number, since it uses as much as digits as its factorization.

123101033231229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41033677743746.

The product of its (nonzero) digits is 11664, while the sum is 33.

The spelling of 123101033231229 in words is "one hundred twenty-three trillion, one hundred one billion, thirty-three million, two hundred thirty-one thousand, two hundred twenty-nine".