12421230031022 has 32 divisors (see below), whose sum is σ = 19046633808384. Its totient is φ = 6073137460000.

The previous prime is 12421230030977. The next prime is 12421230031039. The reversal of 12421230031022 is 22013003212421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391191647 + ... + 391223397.

It is an arithmetic number, because the mean of its divisors is an integer number (595207306512).

Almost surely, 2^{12421230031022} is an apocalyptic number.

12421230031022 is a deficient number, since it is larger than the sum of its proper divisors (6625403777362).

12421230031022 is a wasteful number, since it uses less digits than its factorization.

12421230031022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43984.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12421230031022 its reverse (22013003212421), we get a palindrome (34434233243443).

The spelling of 12421230031022 in words is "twelve trillion, four hundred twenty-one billion, two hundred thirty million, thirty-one thousand, twenty-two".