101253115320 has 128 divisors (see below), whose sum is σ = 347845155840. Its totient is φ = 23097461760.

The previous prime is 101253115307. The next prime is 101253115333. The reversal of 101253115320 is 23511352101.

It is an interprime number because it is at equal distance from previous prime (101253115307) and next prime (101253115333).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 302700 + ... + 542340.

It is an arithmetic number, because the mean of its divisors is an integer number (2717540280).

Almost surely, 2^101253115320 is an apocalyptic number.

101253115320 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 101253115320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173922577920).

101253115320 is an abundant number, since it is smaller than the sum of its proper divisors (246592040520).

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

101253115320 is a wasteful number, since it uses less digits than its factorization.

101253115320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240165 (or 240161 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

Adding to 101253115320 its reverse (23511352101), we get a palindrome (124764467421).

The spelling of 101253115320 in words is "one hundred one billion, two hundred fifty-three million, one hundred fifteen thousand, three hundred twenty".