101132253020 has 96 divisors (see below), whose sum is σ = 226903856256. Its totient is φ = 37730304000.

The previous prime is 101132252987. The next prime is 101132253043. The reversal of 101132253020 is 20352231101.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 101132252983 and 101132253001.

It is a congruent 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, 23665604 + ... + 23669876.

It is an arithmetic number, because the mean of its divisors is an integer number (2363581836).

Almost surely, 2^101132253020 is an apocalyptic number.

101132253020 is a gapful number since it is divisible by the number (10) 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 101132253020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113451928128).

101132253020 is an abundant number, since it is smaller than the sum of its proper divisors (125771603236).

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

101132253020 is a wasteful number, since it uses less digits than its factorization.

101132253020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4911 (or 4909 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

Adding to 101132253020 its reverse (20352231101), we get a palindrome (121484484121).

The spelling of 101132253020 in words is "one hundred one billion, one hundred thirty-two million, two hundred fifty-three thousand, twenty".