31411004022021 has 8 divisors (see below), whose sum is σ = 45102980134240. Its totient is φ = 19329848628912.

The previous prime is 31411004022011. The next prime is 31411004022023. The reversal of 31411004022021 is 12022040011413.

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

It is not a de Polignac number, because 31411004022021 - 2⁷ = 31411004021893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31411004022023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 402705179731 + ... + 402705179808.

It is an arithmetic number, because the mean of its divisors is an integer number (5637872516780).

Almost surely, 2^{31411004022021} is an apocalyptic number.

It is an amenable number.

31411004022021 is a deficient number, since it is larger than the sum of its proper divisors (13691976112219).

31411004022021 is a wasteful number, since it uses less digits than its factorization.

31411004022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805410359555.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 31411004022021 its reverse (12022040011413), we get a palindrome (43433044033434).

The spelling of 31411004022021 in words is "thirty-one trillion, four hundred eleven billion, four million, twenty-two thousand, twenty-one".