402223031140 has 48 divisors (see below), whose sum is σ = 987784947072. Its totient is φ = 134697943296.

The previous prime is 402223031129. The next prime is 402223031179. The reversal of 402223031140 is 41130322204.

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, 33401209 + ... + 33413248.

It is an arithmetic number, because the mean of its divisors is an integer number (20578853064).

Almost surely, 2^402223031140 is an apocalyptic number.

It is an amenable number.

402223031140 is an abundant number, since it is smaller than the sum of its proper divisors (585561915932).

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

402223031140 is a wasteful number, since it uses less digits than its factorization.

402223031140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66814516 (or 66814514 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 402223031140 its reverse (41130322204), we get a palindrome (443353353344).

The spelling of 402223031140 in words is "four hundred two billion, two hundred twenty-three million, thirty-one thousand, one hundred forty".