1012151922149 has 2 divisors, whose sum is σ = 1012151922150. Its totient is φ = 1012151922148.

The previous prime is 1012151922101. The next prime is 1012151922179. The reversal of 1012151922149 is 9412291512101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 932412328225 + 79739593924 = 965615^2 + 282382^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012151922149 - 2¹⁶ = 1012151856613 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012151922179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506075961074 + 506075961075.

It is an arithmetic number, because the mean of its divisors is an integer number (506075961075).

Almost surely, 2^{1012151922149} is an apocalyptic number.

It is an amenable number.

1012151922149 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012151922149 is an equidigital number, since it uses as much as digits as its factorization.

1012151922149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 38.

The spelling of 1012151922149 in words is "one trillion, twelve billion, one hundred fifty-one million, nine hundred twenty-two thousand, one hundred forty-nine".