2232031401421 has 8 divisors (see below), whose sum is σ = 2309806276920. Its totient is φ = 2154310411008.

The previous prime is 2232031401349. The next prime is 2232031401427. The reversal of 2232031401421 is 1241041302322.

It can be written as a sum of positive squares in 4 ways, for example, as 111949798921 + 2120081602500 = 334589^2 + 1456050^2 .

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 2232031401421 - 2⁹ = 2232031400909 is a prime.

It is a super-3 number, since 3×2232031401421³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2232031401427) 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, 13386976 + ... + 13552681.

It is an arithmetic number, because the mean of its divisors is an integer number (288725784615).

Almost surely, 2^{2232031401421} is an apocalyptic number.

It is an amenable number.

2232031401421 is a deficient number, since it is larger than the sum of its proper divisors (77774875499).

2232031401421 is a wasteful number, since it uses less digits than its factorization.

2232031401421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26942543.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 2232031401421 its reverse (1241041302322), we get a palindrome (3473072703743).

Subtracting from 2232031401421 its reverse (1241041302322), we obtain a palindrome (990990099099).

The spelling of 2232031401421 in words is "two trillion, two hundred thirty-two billion, thirty-one million, four hundred one thousand, four hundred twenty-one".