401431233202 has 8 divisors (see below), whose sum is σ = 602743628700. Its totient is φ = 200516690304.

The previous prime is 401431233187. The next prime is 401431233221. The reversal of 401431233202 is 202332134104.

It can be written as a sum of positive squares in 2 ways, for example, as 387793898361 + 13637334841 = 622731^2 + 116779^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×401431233202² (a number of 24 digits) contains 22 as substring.

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, 99460627 + ... + 99464662.

Almost surely, 2^401431233202 is an apocalyptic number.

401431233202 is a deficient number, since it is larger than the sum of its proper divisors (201312395498).

401431233202 is a wasteful number, since it uses less digits than its factorization.

401431233202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198926300.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 401431233202 its reverse (202332134104), we get a palindrome (603763367306).

The spelling of 401431233202 in words is "four hundred one billion, four hundred thirty-one million, two hundred thirty-three thousand, two hundred two".