150310099981 has 2 divisors, whose sum is σ = 150310099982. Its totient is φ = 150310099980.

The previous prime is 150310099957. The next prime is 150310100033. The reversal of 150310099981 is 189990013051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 134461556100 + 15848543881 = 366690^2 + 125891^2 .

It is a cyclic number.

It is not a de Polignac number, because 150310099981 - 2³⁵ = 115950361613 is a prime.

It is a super-2 number, since 2×150310099981² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (150317099981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75155049990 + 75155049991.

It is an arithmetic number, because the mean of its divisors is an integer number (75155049991).

Almost surely, 2^150310099981 is an apocalyptic number.

It is an amenable number.

150310099981 is a deficient number, since it is larger than the sum of its proper divisors (1).

150310099981 is an equidigital number, since it uses as much as digits as its factorization.

150310099981 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 46.

The spelling of 150310099981 in words is "one hundred fifty billion, three hundred ten million, ninety-nine thousand, nine hundred eighty-one".