102134421433120 has 48 divisors (see below), whose sum is σ = 241293243514680. Its totient is φ = 40853654646784.

The previous prime is 102134421433111. The next prime is 102134421433169. The reversal of 102134421433120 is 21334124431201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 102058728217744 + 75693215376 = 10102412^2 + 275124^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79008936 + ... + 80291224.

Almost surely, 2^{102134421433120} is an apocalyptic number.

102134421433120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102134421433120 is an abundant number, since it is smaller than the sum of its proper divisors (139158822081560).

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

102134421433120 is a wasteful number, since it uses less digits than its factorization.

102134421433120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780117 (or 1780109 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 102134421433120 its reverse (21334124431201), we get a palindrome (123468545864321).

The spelling of 102134421433120 in words is "one hundred two trillion, one hundred thirty-four billion, four hundred twenty-one million, four hundred thirty-three thousand, one hundred twenty".