401223330999 has 48 divisors (see below), whose sum is σ = 628850926080. Its totient is φ = 245694228480.

The previous prime is 401223330997. The next prime is 401223331009. The reversal of 401223330999 is 999033322104.

401223330999 is a `hidden beast` number, since 4 + 0 + 1 + 223 + 330 + 9 + 99 = 666.

It is not a de Polignac number, because 401223330999 - 2¹ = 401223330997 is a prime.

It is a super-2 number, since 2×401223330999² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401223330997) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 626679 + ... + 1093239.

It is an arithmetic number, because the mean of its divisors is an integer number (13101060960).

Almost surely, 2^401223330999 is an apocalyptic number.

401223330999 is a deficient number, since it is larger than the sum of its proper divisors (227627595081).

401223330999 is a wasteful number, since it uses less digits than its factorization.

401223330999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466740 (or 466737 counting only the distinct ones).

The product of its (nonzero) digits is 314928, while the sum is 45.

The spelling of 401223330999 in words is "four hundred one billion, two hundred twenty-three million, three hundred thirty thousand, nine hundred ninety-nine".