10101023400 has 96 divisors (see below), whose sum is σ = 33721904160. Its totient is φ = 2486403840.

The previous prime is 10101023389. The next prime is 10101023423. The reversal of 10101023400 is 432010101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 639702 + ... + 655301.

It is an arithmetic number, because the mean of its divisors is an integer number (351269835).

Almost surely, 2^10101023400 is an apocalyptic number.

10101023400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10101023400 is an abundant number, since it is smaller than the sum of its proper divisors (23620880760).

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

10101023400 is a wasteful number, since it uses less digits than its factorization.

10101023400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295035 (or 1295026 counting only the distinct ones).

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

Adding to 10101023400 its reverse (432010101), we get a palindrome (10533033501).

The spelling of 10101023400 in words is "ten billion, one hundred one million, twenty-three thousand, four hundred".