101151505100 has 36 divisors (see below), whose sum is σ = 220314805200. Its totient is φ = 40310180160.

The previous prime is 101151505093. The next prime is 101151505109. The reversal of 101151505100 is 1505151101.

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

It is not an unprimeable number, because it can be changed into a prime (101151505109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1853240 + ... + 1907039.

It is an arithmetic number, because the mean of its divisors is an integer number (6119855700).

Almost surely, 2^101151505100 is an apocalyptic number.

101151505100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101151505100 is an abundant number, since it is smaller than the sum of its proper divisors (119163300100).

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

101151505100 is a wasteful number, since it uses less digits than its factorization.

101151505100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3760562 (or 3760555 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 20.

Adding to 101151505100 its reverse (1505151101), we get a palindrome (102656656201).

The spelling of 101151505100 in words is "one hundred one billion, one hundred fifty-one million, five hundred five thousand, one hundred".