50151120233021 has 2 divisors, whose sum is σ = 50151120233022. Its totient is φ = 50151120233020.

The previous prime is 50151120233009. The next prime is 50151120233041. The reversal of 50151120233021 is 12033202115105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50148902764921 + 2217468100 = 7081589^2 + 47090^2 .

It is a cyclic number.

It is not a de Polignac number, because 50151120233021 - 2²² = 50151116038717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50151120233041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25075560116510 + 25075560116511.

It is an arithmetic number, because the mean of its divisors is an integer number (25075560116511).

Almost surely, 2^{50151120233021} is an apocalyptic number.

It is an amenable number.

50151120233021 is a deficient number, since it is larger than the sum of its proper divisors (1).

50151120233021 is an equidigital number, since it uses as much as digits as its factorization.

50151120233021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 50151120233021 its reverse (12033202115105), we get a palindrome (62184322348126).

The spelling of 50151120233021 in words is "fifty trillion, one hundred fifty-one billion, one hundred twenty million, two hundred thirty-three thousand, twenty-one".