402231011523120 has 120 divisors (see below), whose sum is σ = 1454735491709136. Its totient is φ = 99010710526464.

The previous prime is 402231011523079. The next prime is 402231011523139. The reversal of 402231011523120 is 21325110132204.

It is a happy number.

402231011523120 is a `hidden beast` number, since 4 + 0 + 2 + 2 + 3 + 1 + 0 + 11 + 523 + 120 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21486689974 + ... + 21486708693.

Almost surely, 2^{402231011523120} is an apocalyptic number.

402231011523120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402231011523120 is an abundant number, since it is smaller than the sum of its proper divisors (1052504480186016).

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

402231011523120 is a wasteful number, since it uses less digits than its factorization.

402231011523120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42973398699 (or 42973398690 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 402231011523120 its reverse (21325110132204), we get a palindrome (423556121655324).

The spelling of 402231011523120 in words is "four hundred two trillion, two hundred thirty-one billion, eleven million, five hundred twenty-three thousand, one hundred twenty".