401230126120 has 16 divisors (see below), whose sum is σ = 902767783860. Its totient is φ = 160492050432.

The previous prime is 401230126067. The next prime is 401230126133. The reversal of 401230126120 is 21621032104.

It can be written as a sum of positive squares in 2 ways, for example, as 395356743076 + 5873383044 = 628774^2 + 76638^2 .

It is a super-2 number, since 2×401230126120² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401230126091 and 401230126100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5015376537 + ... + 5015376616.

Almost surely, 2^401230126120 is an apocalyptic number.

401230126120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

401230126120 is an abundant number, since it is smaller than the sum of its proper divisors (501537657740).

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

401230126120 is a wasteful number, since it uses less digits than its factorization.

401230126120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10030753164 (or 10030753160 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 401230126120 its reverse (21621032104), we get a palindrome (422851158224).

The spelling of 401230126120 in words is "four hundred one billion, two hundred thirty million, one hundred twenty-six thousand, one hundred twenty".