123011201011002 has 16 divisors (see below), whose sum is σ = 246560744263872. Its totient is φ = 40914009963360.

The previous prime is 123011201010979. The next prime is 123011201011003. The reversal of 123011201011002 is 200110102110321.

It is not an unprimeable number, because it can be changed into a prime (123011201011003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22430923774 + ... + 22430929257.

It is an arithmetic number, because the mean of its divisors is an integer number (15410046516492).

Almost surely, 2^{123011201011002} is an apocalyptic number.

123011201011002 is an abundant number, since it is smaller than the sum of its proper divisors (123549543252870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123011201011002 is a wasteful number, since it uses less digits than its factorization.

123011201011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44861853493.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 123011201011002 its reverse (200110102110321), we get a palindrome (323121303121323).

The spelling of 123011201011002 in words is "one hundred twenty-three trillion, eleven billion, two hundred one million, eleven thousand, two".