120538224551 has 2 divisors, whose sum is σ = 120538224552. Its totient is φ = 120538224550.

The previous prime is 120538224517. The next prime is 120538224581. The reversal of 120538224551 is 155422835021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120538224551 - 2¹⁰ = 120538223527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120538224511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60269112275 + 60269112276.

It is an arithmetic number, because the mean of its divisors is an integer number (60269112276).

Almost surely, 2^120538224551 is an apocalyptic number.

120538224551 is a deficient number, since it is larger than the sum of its proper divisors (1).

120538224551 is an equidigital number, since it uses as much as digits as its factorization.

120538224551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96000, while the sum is 38.

The spelling of 120538224551 in words is "one hundred twenty billion, five hundred thirty-eight million, two hundred twenty-four thousand, five hundred fifty-one".