10100021000149 has 2 divisors, whose sum is σ = 10100021000150. Its totient is φ = 10100021000148.

The previous prime is 10100021000143. The next prime is 10100021000183. The reversal of 10100021000149 is 94100012000101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6344882399025 + 3755138601124 = 2518905^2 + 1937818^2 .

It is a cyclic number.

It is not a de Polignac number, because 10100021000149 - 2²³ = 10100012611541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10100021000143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050010500074 + 5050010500075.

It is an arithmetic number, because the mean of its divisors is an integer number (5050010500075).

Almost surely, 2^{10100021000149} is an apocalyptic number.

It is an amenable number.

10100021000149 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100021000149 is an equidigital number, since it uses as much as digits as its factorization.

10100021000149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 10100021000149 in words is "ten trillion, one hundred billion, twenty-one million, one hundred forty-nine", and thus it is an aban number.