101534420 has 48 divisors (see below), whose sum is σ = 239621760. Its totient is φ = 35857536.

The previous prime is 101534359. The next prime is 101534431. The reversal of 101534420 is 24435101.

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

It is a junction number, because it is equal to n+sod(n) for n = 101534392 and 101534401.

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, 2510 + ... + 14469.

It is an arithmetic number, because the mean of its divisors is an integer number (4992120).

Almost surely, 2^101534420 is an apocalyptic number.

101534420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101534420 is an abundant number, since it is smaller than the sum of its proper divisors (138087340).

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

101534420 is a wasteful number, since it uses less digits than its factorization.

101534420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17024 (or 17022 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 101534420 is about 10076.4289309259. The cubic root of 101534420 is about 466.5208921103.

Adding to 101534420 its reverse (24435101), we get a palindrome (125969521).

The spelling of 101534420 in words is "one hundred one million, five hundred thirty-four thousand, four hundred twenty".