102022135040 has 72 divisors (see below), whose sum is σ = 279285619200. Its totient is φ = 34979014656.

The previous prime is 102022135021. The next prime is 102022135043. The reversal of 102022135040 is 40531220201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102022135043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5684240 + ... + 5702159.

Almost surely, 2^102022135040 is an apocalyptic number.

102022135040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102022135040 is an abundant number, since it is smaller than the sum of its proper divisors (177263484160).

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

102022135040 is an equidigital number, since it uses as much as digits as its factorization.

102022135040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11386427 (or 11386413 counting only the distinct ones).

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

Adding to 102022135040 its reverse (40531220201), we get a palindrome (142553355241).

The spelling of 102022135040 in words is "one hundred two billion, twenty-two million, one hundred thirty-five thousand, forty".