101235155000 has 160 divisors (see below), whose sum is σ = 271974315360. Its totient is φ = 34594560000.

The previous prime is 101235154997. The next prime is 101235155009. The reversal of 101235155000 is 551532101.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101235155009) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10950380 + ... + 10959620.

It is an arithmetic number, because the mean of its divisors is an integer number (1699839471).

Almost surely, 2^101235155000 is an apocalyptic number.

101235155000 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 101235155000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135987157680).

101235155000 is an abundant number, since it is smaller than the sum of its proper divisors (170739160360).

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

101235155000 is an equidigital number, since it uses as much as digits as its factorization.

101235155000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9587 (or 9568 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

Adding to 101235155000 its reverse (551532101), we get a palindrome (101786687101).

The spelling of 101235155000 in words is "one hundred one billion, two hundred thirty-five million, one hundred fifty-five thousand".