120022122212621 has 2 divisors, whose sum is σ = 120022122212622. Its totient is φ = 120022122212620.

The previous prime is 120022122212581. The next prime is 120022122212627. The reversal of 120022122212621 is 126212221220021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119784159714025 + 237962498596 = 10944595^2 + 487814^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120022122212621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120022122212627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60011061106310 + 60011061106311.

It is an arithmetic number, because the mean of its divisors is an integer number (60011061106311).

Almost surely, 2^{120022122212621} is an apocalyptic number.

It is an amenable number.

120022122212621 is a deficient number, since it is larger than the sum of its proper divisors (1).

120022122212621 is an equidigital number, since it uses as much as digits as its factorization.

120022122212621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 120022122212621 its reverse (126212221220021), we get a palindrome (246234343432642).

The spelling of 120022122212621 in words is "one hundred twenty trillion, twenty-two billion, one hundred twenty-two million, two hundred twelve thousand, six hundred twenty-one".