402321441031030 has 32 divisors (see below), whose sum is σ = 724408113911328. Its totient is φ = 160877574240000.

The previous prime is 402321441031019. The next prime is 402321441031033. The reversal of 402321441031030 is 30130144123204.

It is a happy number.

It is a super-3 number, since 3×402321441031030³ (a number of 45 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 402321441031030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402321441031033) 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 15 ways as a sum of consecutive naturals, for example, 1740548565 + ... + 1740779695.

It is an arithmetic number, because the mean of its divisors is an integer number (22637753559729).

Almost surely, 2^{402321441031030} is an apocalyptic number.

402321441031030 is a deficient number, since it is larger than the sum of its proper divisors (322086672880298).

402321441031030 is a wasteful number, since it uses less digits than its factorization.

402321441031030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285552.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 402321441031030 its reverse (30130144123204), we get a palindrome (432451585154234).

The spelling of 402321441031030 in words is "four hundred two trillion, three hundred twenty-one billion, four hundred forty-one million, thirty-one thousand, thirty".