782031311012102 has 8 divisors (see below), whose sum is σ = 1175436064211112. Its totient is φ = 390219289608400.

The previous prime is 782031311012099. The next prime is 782031311012129. The reversal of 782031311012102 is 201210113130287.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×782031311012102² (a number of 31 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398182947599 + ... + 398182949562.

It is an arithmetic number, because the mean of its divisors is an integer number (146929508026389).

Almost surely, 2^{782031311012102} is an apocalyptic number.

782031311012102 is a deficient number, since it is larger than the sum of its proper divisors (393404753199010).

782031311012102 is a wasteful number, since it uses less digits than its factorization.

782031311012102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796365897654.

The product of its (nonzero) digits is 4032, while the sum is 32.

Adding to 782031311012102 its reverse (201210113130287), we get a palindrome (983241424142389).

The spelling of 782031311012102 in words is "seven hundred eighty-two trillion, thirty-one billion, three hundred eleven million, twelve thousand, one hundred two".