102323014040 has 128 divisors (see below), whose sum is σ = 249738793920. Its totient is φ = 37507276800.

The previous prime is 102323014037. The next prime is 102323014061. The reversal of 102323014040 is 40410323201.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 44857700 + ... + 44859980.

Almost surely, 2^102323014040 is an apocalyptic number.

102323014040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102323014040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124869396960).

102323014040 is an abundant number, since it is smaller than the sum of its proper divisors (147415779880).

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

102323014040 is a wasteful number, since it uses less digits than its factorization.

102323014040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2893 (or 2889 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 102323014040 its reverse (40410323201), we get a palindrome (142733337241).

The spelling of 102323014040 in words is "one hundred two billion, three hundred twenty-three million, fourteen thousand, forty".