402104242012 has 96 divisors (see below), whose sum is σ = 781436779200. Its totient is φ = 179532288000.

The previous prime is 402104241989. The next prime is 402104242063. The reversal of 402104242012 is 210242401204.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 248058562 + ... + 248060182.

It is an arithmetic number, because the mean of its divisors is an integer number (8139966450).

Almost surely, 2^402104242012 is an apocalyptic number.

It is an amenable number.

402104242012 is a deficient number, since it is larger than the sum of its proper divisors (379332537188).

402104242012 is a wasteful number, since it uses less digits than its factorization.

402104242012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2183 (or 2181 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 402104242012 its reverse (210242401204), we get a palindrome (612346643216).

The spelling of 402104242012 in words is "four hundred two billion, one hundred four million, two hundred forty-two thousand, twelve".