104312021346 has 32 divisors (see below), whose sum is σ = 249635608320. Its totient is φ = 32096006352.

The previous prime is 104312021291. The next prime is 104312021351. The reversal of 104312021346 is 643120213401.

It is a happy number.

104312021346 is a `hidden beast` number, since 1 + 0 + 4 + 312 + 0 + 2 + 1 + 346 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74295610 + ... + 74297013.

It is an arithmetic number, because the mean of its divisors is an integer number (7801112760).

Almost surely, 2^104312021346 is an apocalyptic number.

104312021346 is an abundant number, since it is smaller than the sum of its proper divisors (145323586974).

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

104312021346 is a wasteful number, since it uses less digits than its factorization.

104312021346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148592647 (or 148592641 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 104312021346 its reverse (643120213401), we get a palindrome (747432234747).

The spelling of 104312021346 in words is "one hundred four billion, three hundred twelve million, twenty-one thousand, three hundred forty-six".