101565030 has 32 divisors (see below), whose sum is σ = 278578944. Its totient is φ = 23214816.

The previous prime is 101564999. The next prime is 101565041. The reversal of 101565030 is 30565101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 101564988 and 101565006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241612 + ... + 242031.

It is an arithmetic number, because the mean of its divisors is an integer number (8705592).

Almost surely, 2^101565030 is an apocalyptic number.

101565030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101565030 is an abundant number, since it is smaller than the sum of its proper divisors (177013914).

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

101565030 is a wasteful number, since it uses less digits than its factorization.

101565030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483660.

The product of its (nonzero) digits is 450, while the sum is 21.

The square root of 101565030 is about 10077.9477077429. The cubic root of 101565030 is about 466.5677687252.

The spelling of 101565030 in words is "one hundred one million, five hundred sixty-five thousand, thirty".