3222121312031 has 8 divisors (see below), whose sum is σ = 3266938429440. Its totient is φ = 3177608039928.

The previous prime is 3222121312013. The next prime is 3222121312043. The reversal of 3222121312031 is 1302131212223.

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

It is a cyclic number.

It is not a de Polignac number, because 3222121312031 - 2⁶ = 3222121311967 is a prime.

It is a super-2 number, since 2×3222121312031² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3222121311988 and 3222121312006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3222121312051) 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, 75939971 + ... + 75982388.

It is an arithmetic number, because the mean of its divisors is an integer number (408367303680).

Almost surely, 2^{3222121312031} is an apocalyptic number.

3222121312031 is a deficient number, since it is larger than the sum of its proper divisors (44817117409).

3222121312031 is a wasteful number, since it uses less digits than its factorization.

3222121312031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151922653.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 3222121312031 its reverse (1302131212223), we get a palindrome (4524252524254).

The spelling of 3222121312031 in words is "three trillion, two hundred twenty-two billion, one hundred twenty-one million, three hundred twelve thousand, thirty-one".