102243987380000 has 120 divisors (see below), whose sum is σ = 251555602024188. Its totient is φ = 40894333952000.

The previous prime is 102243987379997. The next prime is 102243987380069. The reversal of 102243987380000 is 83789342201.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 2433737281936 + 99810250098064 = 1560044^2 + 9990508^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 258862664 + ... + 259257336.

Almost surely, 2^{102243987380000} is an apocalyptic number.

102243987380000 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 102243987380000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125777801012094).

102243987380000 is an abundant number, since it is smaller than the sum of its proper divisors (149311614644188).

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

102243987380000 is an equidigital number, since it uses as much as digits as its factorization.

102243987380000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407656 (or 407633 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 102243987380000 in words is "one hundred two trillion, two hundred forty-three billion, nine hundred eighty-seven million, three hundred eighty thousand".