101501215130000 has 400 divisors, whose sum is σ = 299042960620800. Its totient is φ = 33287329152000.

The previous prime is 101501215129987. The next prime is 101501215130041. The reversal of 101501215130000 is 31512105101.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (400).

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

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 78246692 + ... + 79533308.

It is an arithmetic number, because the mean of its divisors is an integer number (747607401552).

Almost surely, 2^{101501215130000} is an apocalyptic number.

101501215130000 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 101501215130000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149521480310400).

101501215130000 is an abundant number, since it is smaller than the sum of its proper divisors (197541745490800).

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

101501215130000 is an equidigital number, since it uses as much as digits as its factorization.

101501215130000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1286689 (or 1286654 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 20.

Adding to 101501215130000 its reverse (31512105101), we get a palindrome (101532727235101).

The spelling of 101501215130000 in words is "one hundred one trillion, five hundred one billion, two hundred fifteen million, one hundred thirty thousand".