401302120332 has 96 divisors (see below), whose sum is σ = 999311040000. Its totient is φ = 124978512384.

The previous prime is 401302120273. The next prime is 401302120333. The reversal of 401302120332 is 233021203104.

It is a super-2 number, since 2×401302120332² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401302120299 and 401302120308.

It is not an unprimeable number, because it can be changed into a prime (401302120333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7868169 + ... + 7919007.

It is an arithmetic number, because the mean of its divisors is an integer number (10409490000).

Almost surely, 2^401302120332 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401302120332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (499655520000).

401302120332 is an abundant number, since it is smaller than the sum of its proper divisors (598008919668).

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

401302120332 is a wasteful number, since it uses less digits than its factorization.

401302120332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51343 (or 51341 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 401302120332 its reverse (233021203104), we get a palindrome (634323323436).

The spelling of 401302120332 in words is "four hundred one billion, three hundred two million, one hundred twenty thousand, three hundred thirty-two".