102254422121530 has 64 divisors (see below), whose sum is σ = 214024917012480. Its totient is φ = 34447096724544.

The previous prime is 102254422121519. The next prime is 102254422121539. The reversal of 102254422121530 is 35121224452201.

It is not an unprimeable number, because it can be changed into a prime (102254422121539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1976079 + ... + 14436541.

It is an arithmetic number, because the mean of its divisors is an integer number (3344139328320).

Almost surely, 2^{102254422121530} is an apocalyptic number.

102254422121530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102254422121530 is an abundant number, since it is smaller than the sum of its proper divisors (111770494890950).

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

102254422121530 is a wasteful number, since it uses less digits than its factorization.

102254422121530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12462523.

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 102254422121530 its reverse (35121224452201), we get a palindrome (137375646573731).

The spelling of 102254422121530 in words is "one hundred two trillion, two hundred fifty-four billion, four hundred twenty-two million, one hundred twenty-one thousand, five hundred thirty".