101002231020 has 48 divisors (see below), whose sum is σ = 282884152320. Its totient is φ = 26926508736.

The previous prime is 101002230983. The next prime is 101002231049. The reversal of 101002231020 is 20132200101.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 101002230987 and 101002231005.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10492 + ... + 449571.

It is an arithmetic number, because the mean of its divisors is an integer number (5893419840).

Almost surely, 2^101002231020 is an apocalyptic number.

101002231020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101002231020 is an abundant number, since it is smaller than the sum of its proper divisors (181881921300).

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

101002231020 is a wasteful number, since it uses less digits than its factorization.

101002231020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463734 (or 463732 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 101002231020 its reverse (20132200101), we get a palindrome (121134431121).

The spelling of 101002231020 in words is "one hundred one billion, two million, two hundred thirty-one thousand, twenty".