120940121633 has 2 divisors, whose sum is σ = 120940121634. Its totient is φ = 120940121632.

The previous prime is 120940121629. The next prime is 120940121639. The reversal of 120940121633 is 336121049021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 94459719649 + 26480401984 = 307343^2 + 162728^2 .

It is a cyclic number.

It is not a de Polignac number, because 120940121633 - 2² = 120940121629 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120940121633.

It is not a weakly prime, because it can be changed into another prime (120940121639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60470060816 + 60470060817.

It is an arithmetic number, because the mean of its divisors is an integer number (60470060817).

Almost surely, 2^120940121633 is an apocalyptic number.

It is an amenable number.

120940121633 is a deficient number, since it is larger than the sum of its proper divisors (1).

120940121633 is an equidigital number, since it uses as much as digits as its factorization.

120940121633 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 120940121633 in words is "one hundred twenty billion, nine hundred forty million, one hundred twenty-one thousand, six hundred thirty-three".