402042011223012 has 24 divisors (see below), whose sum is σ = 943009534182912. Its totient is φ = 133312359741600.

The previous prime is 402042011222989. The next prime is 402042011223059. The reversal of 402042011223012 is 210322110240204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87705497539 + ... + 87705502122.

It is an arithmetic number, because the mean of its divisors is an integer number (39292063924288).

Almost surely, 2^{402042011223012} is an apocalyptic number.

It is an amenable number.

402042011223012 is an abundant number, since it is smaller than the sum of its proper divisors (540967522959900).

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

402042011223012 is a wasteful number, since it uses less digits than its factorization.

402042011223012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175410999859 (or 175410999857 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 402042011223012 its reverse (210322110240204), we get a palindrome (612364121463216).

The spelling of 402042011223012 in words is "four hundred two trillion, forty-two billion, eleven million, two hundred twenty-three thousand, twelve".