10100100909550 has 24 divisors (see below), whose sum is σ = 18789621976512. Its totient is φ = 4039301808000.

The previous prime is 10100100909541. The next prime is 10100100909559. The reversal of 10100100909550 is 5590900100101.

It is an interprime number because it is at equal distance from previous prime (10100100909541) and next prime (10100100909559).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10100100909559) 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, 18187611 + ... + 18734710.

It is an arithmetic number, because the mean of its divisors is an integer number (782900915688).

Almost surely, 2^{10100100909550} is an apocalyptic number.

10100100909550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10100100909550 is a deficient number, since it is larger than the sum of its proper divisors (8689521066962).

10100100909550 is a wasteful number, since it uses less digits than its factorization.

10100100909550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36927804 (or 36927799 counting only the distinct ones).

The product of its (nonzero) digits is 2025, while the sum is 31.

The spelling of 10100100909550 in words is "ten trillion, one hundred billion, one hundred million, nine hundred nine thousand, five hundred fifty".