101051100 has 54 divisors (see below), whose sum is σ = 316741880. Its totient is φ = 26946720.

The previous prime is 101051099. The next prime is 101051113. The reversal of 101051100 is 1150101.

It is a super-2 number, since 2×101051100² = 20422649622420000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 55240 + ... + 57039.

Almost surely, 2^101051100 is an apocalyptic number.

101051100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101051100 is an abundant number, since it is smaller than the sum of its proper divisors (215690780).

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

101051100 is a wasteful number, since it uses less digits than its factorization.

101051100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112299 (or 112289 counting only the distinct ones).

The product of its (nonzero) digits is 5, while the sum is 9.

The square root of 101051100 is about 10052.4176196575. The cubic root of 101051100 is about 465.7794765440.

Subtracting from 101051100 its reverse (1150101), we obtain a palindrome (99900999).

The spelling of 101051100 in words is "one hundred one million, fifty-one thousand, one hundred".