101311001232 has 160 divisors (see below), whose sum is σ = 304078156800. Its totient is φ = 28466532864.

The previous prime is 101311001201. The next prime is 101311001249. The reversal of 101311001232 is 232100113101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14831994 + ... + 14838822.

It is an arithmetic number, because the mean of its divisors is an integer number (1900488480).

Almost surely, 2^101311001232 is an apocalyptic number.

101311001232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101311001232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152039078400).

101311001232 is an abundant number, since it is smaller than the sum of its proper divisors (202767155568).

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

101311001232 is a wasteful number, since it uses less digits than its factorization.

101311001232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7573 (or 7567 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 101311001232 its reverse (232100113101), we get a palindrome (333411114333).

The spelling of 101311001232 in words is "one hundred one billion, three hundred eleven million, one thousand, two hundred thirty-two".