401321040302 has 16 divisors (see below), whose sum is σ = 740900382432. Its totient is φ = 158764367520.

The previous prime is 401321040271. The next prime is 401321040319. The reversal of 401321040302 is 203040123104.

It is a super-2 number, since 2×401321040302² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1102530149 + ... + 1102530512.

It is an arithmetic number, because the mean of its divisors is an integer number (46306273902).

Almost surely, 2^401321040302 is an apocalyptic number.

401321040302 is a deficient number, since it is larger than the sum of its proper divisors (339579342130).

401321040302 is a wasteful number, since it uses less digits than its factorization.

401321040302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2205060683.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 401321040302 its reverse (203040123104), we get a palindrome (604361163406).

The spelling of 401321040302 in words is "four hundred one billion, three hundred twenty-one million, forty thousand, three hundred two".