101501128819 has 2 divisors, whose sum is σ = 101501128820. Its totient is φ = 101501128818.

The previous prime is 101501128789. The next prime is 101501128831. The reversal of 101501128819 is 918821105101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101501128819 - 2⁹ = 101501128307 is a prime.

It is a super-2 number, since 2×101501128819² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101501128219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50750564409 + 50750564410.

It is an arithmetic number, because the mean of its divisors is an integer number (50750564410).

Almost surely, 2^101501128819 is an apocalyptic number.

101501128819 is a deficient number, since it is larger than the sum of its proper divisors (1).

101501128819 is an equidigital number, since it uses as much as digits as its factorization.

101501128819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 37.

The spelling of 101501128819 in words is "one hundred one billion, five hundred one million, one hundred twenty-eight thousand, eight hundred nineteen".