1023412322421 has 6 divisors (see below), whose sum is σ = 1478262243510. Its totient is φ = 682274881608.

The previous prime is 1023412322323. The next prime is 1023412322431. The reversal of 1023412322421 is 1242232143201.

1023412322421 is a `hidden beast` number, since 1 + 0 + 2 + 3 + 4 + 1 + 232 + 2 + 421 = 666.

It can be written as a sum of positive squares in only one way, i.e., 663459120900 + 359953201521 = 814530^2 + 599961^2 .

It is not a de Polignac number, because 1023412322421 - 2⁷ = 1023412322293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023412322431) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56856240126 + ... + 56856240143.

It is an arithmetic number, because the mean of its divisors is an integer number (246377040585).

Almost surely, 2^{1023412322421} is an apocalyptic number.

It is an amenable number.

1023412322421 is a deficient number, since it is larger than the sum of its proper divisors (454849921089).

1023412322421 is a wasteful number, since it uses less digits than its factorization.

1023412322421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113712480275 (or 113712480272 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 1023412322421 its reverse (1242232143201), we get a palindrome (2265644465622).

The spelling of 1023412322421 in words is "one trillion, twenty-three billion, four hundred twelve million, three hundred twenty-two thousand, four hundred twenty-one".