101403420 has 24 divisors (see below), whose sum is σ = 283929744. Its totient is φ = 27040896.

The previous prime is 101403413. The next prime is 101403439. The reversal of 101403420 is 24304101.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 101403420.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 844969 + ... + 845088.

It is an arithmetic number, because the mean of its divisors is an integer number (11830406).

Almost surely, 2^101403420 is an apocalyptic number.

101403420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101403420 is an abundant number, since it is smaller than the sum of its proper divisors (182526324).

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

101403420 is a wasteful number, since it uses less digits than its factorization.

101403420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690069 (or 1690067 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 101403420 is about 10069.9265141311. The cubic root of 101403420 is about 466.3201702304.

Adding to 101403420 its reverse (24304101), we get a palindrome (125707521).

The spelling of 101403420 in words is "one hundred one million, four hundred three thousand, four hundred twenty".