402212124204 has 24 divisors (see below), whose sum is σ = 1023812680128. Its totient is φ = 121882461840.

The previous prime is 402212124131. The next prime is 402212124217. The reversal of 402212124204 is 402421212204.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1523530642 + ... + 1523530905.

It is an arithmetic number, because the mean of its divisors is an integer number (42658861672).

Almost surely, 2^402212124204 is an apocalyptic number.

402212124204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402212124204 is an abundant number, since it is smaller than the sum of its proper divisors (621600555924).

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

402212124204 is a wasteful number, since it uses less digits than its factorization.

402212124204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3047061565 (or 3047061563 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 402212124204 its reverse (402421212204), we get a palindrome (804633336408).

The spelling of 402212124204 in words is "four hundred two billion, two hundred twelve million, one hundred twenty-four thousand, two hundred four".