101012430 has 32 divisors (see below), whose sum is σ = 242694144. Its totient is φ = 26907296.

The previous prime is 101012407. The next prime is 101012437. The reversal of 101012430 is 34210101.

It is a happy number.

It is a super-2 number, since 2×101012430² = 20407022029009800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101012437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53767 + ... + 55613.

It is an arithmetic number, because the mean of its divisors is an integer number (7584192).

Almost surely, 2^101012430 is an apocalyptic number.

101012430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101012430 is an abundant number, since it is smaller than the sum of its proper divisors (141681714).

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

101012430 is a wasteful number, since it uses less digits than its factorization.

101012430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3680.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 101012430 is about 10050.4940177088. The cubic root of 101012430 is about 465.7200544945.

Adding to 101012430 its reverse (34210101), we get a palindrome (135222531).

The spelling of 101012430 in words is "one hundred one million, twelve thousand, four hundred thirty".