120101010000157 has 2 divisors, whose sum is σ = 120101010000158. Its totient is φ = 120101010000156.

The previous prime is 120101010000133. The next prime is 120101010000199. The reversal of 120101010000157 is 751000010101021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71093463709636 + 49007546290521 = 8431694^2 + 7000539^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120101010000157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120101310000157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60050505000078 + 60050505000079.

It is an arithmetic number, because the mean of its divisors is an integer number (60050505000079).

Almost surely, 2^{120101010000157} is an apocalyptic number.

It is an amenable number.

120101010000157 is a deficient number, since it is larger than the sum of its proper divisors (1).

120101010000157 is an equidigital number, since it uses as much as digits as its factorization.

120101010000157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 70, while the sum is 19.

Adding to 120101010000157 its reverse (751000010101021), we get a palindrome (871101020101178).

The spelling of 120101010000157 in words is "one hundred twenty trillion, one hundred one billion, ten million, one hundred fifty-seven", and thus it is an aban number.