101131423002 has 48 divisors (see below), whose sum is σ = 221227212960. Its totient is φ = 33386168736.

The previous prime is 101131422991. The next prime is 101131423009. The reversal of 101131423002 is 200324131101.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (101131423009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12744228 + ... + 12752160.

It is an arithmetic number, because the mean of its divisors is an integer number (4608900270).

Almost surely, 2^101131423002 is an apocalyptic number.

101131423002 is an abundant number, since it is smaller than the sum of its proper divisors (120095789958).

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

101131423002 is a wasteful number, since it uses less digits than its factorization.

101131423002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14667 (or 14664 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 101131423002 its reverse (200324131101), we get a palindrome (301455554103).

The spelling of 101131423002 in words is "one hundred one billion, one hundred thirty-one million, four hundred twenty-three thousand, two".