1012102120151 has 2 divisors, whose sum is σ = 1012102120152. Its totient is φ = 1012102120150.

The previous prime is 1012102120123. The next prime is 1012102120189. The reversal of 1012102120151 is 1510212012101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1012102120151 is a prime.

It is a super-2 number, since 2×1012102120151² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012102120111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506051060075 + 506051060076.

It is an arithmetic number, because the mean of its divisors is an integer number (506051060076).

Almost surely, 2^{1012102120151} is an apocalyptic number.

1012102120151 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012102120151 is an equidigital number, since it uses as much as digits as its factorization.

1012102120151 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40, while the sum is 17.

Adding to 1012102120151 its reverse (1510212012101), we get a palindrome (2522314132252).

The spelling of 1012102120151 in words is "one trillion, twelve billion, one hundred two million, one hundred twenty thousand, one hundred fifty-one".