402363122112 has 840 divisors, whose sum is σ = 1471992390528. Its totient is φ = 108167270400.

The previous prime is 402363122071. The next prime is 402363122197. The reversal of 402363122112 is 211221363204.

402363122112 is a `hidden beast` number, since 4 + 0 + 2 + 3 + 631 + 2 + 21 + 1 + 2 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 291355662 + ... + 291357042.

Almost surely, 2^402363122112 is an apocalyptic number.

402363122112 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402363122112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (735996195264).

402363122112 is an abundant number, since it is smaller than the sum of its proper divisors (1069629268416).

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

402363122112 is a wasteful number, since it uses less digits than its factorization.

402363122112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487 (or 1461 counting only the distinct ones).

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

Adding to 402363122112 its reverse (211221363204), we get a palindrome (613584485316).

The spelling of 402363122112 in words is "four hundred two billion, three hundred sixty-three million, one hundred twenty-two thousand, one hundred twelve".