101311002 has 48 divisors (see below), whose sum is σ = 248844960. Its totient is φ = 29530656.

The previous prime is 101310997. The next prime is 101311003. The reversal of 101311002 is 200113101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (101311003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6948 + ... + 15839.

It is an arithmetic number, because the mean of its divisors is an integer number (5184270).

Almost surely, 2^101311002 is an apocalyptic number.

101311002 is an abundant number, since it is smaller than the sum of its proper divisors (147533958).

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

101311002 is a wasteful number, since it uses less digits than its factorization.

101311002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22827 (or 22824 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 101311002 is about 10065.3366560687. The cubic root of 101311002 is about 466.1784607540.

Adding to 101311002 its reverse (200113101), we get a palindrome (301424103).

The spelling of 101311002 in words is "one hundred one million, three hundred eleven thousand, two".