400420411112012 has 6 divisors (see below), whose sum is σ = 700735719446028. Its totient is φ = 200210205556004.

The previous prime is 400420411111939. The next prime is 400420411112041. The reversal of 400420411112012 is 210211114024004.

It is a super-2 number, since 2×400420411112012² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50052551388998 + ... + 50052551389005.

It is an arithmetic number, because the mean of its divisors is an integer number (116789286574338).

Almost surely, 2^{400420411112012} is an apocalyptic number.

It is an amenable number.

400420411112012 is a deficient number, since it is larger than the sum of its proper divisors (300315308334016).

400420411112012 is a wasteful number, since it uses less digits than its factorization.

400420411112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100105102778007 (or 100105102778005 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 400420411112012 its reverse (210211114024004), we get a palindrome (610631525136016).

The spelling of 400420411112012 in words is "four hundred trillion, four hundred twenty billion, four hundred eleven million, one hundred twelve thousand, twelve".