101122012019 has 12 divisors (see below), whose sum is σ = 117636934248. Its totient is φ = 86672174400.

The previous prime is 101122012001. The next prime is 101122012151. The reversal of 101122012019 is 910210221101.

It is not a de Polignac number, because 101122012019 - 2⁸ = 101122011763 is a prime.

It is a super-2 number, since 2×101122012019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101122002019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1984379 + ... + 2034699.

It is an arithmetic number, because the mean of its divisors is an integer number (9803077854).

Almost surely, 2^101122012019 is an apocalyptic number.

101122012019 is a deficient number, since it is larger than the sum of its proper divisors (16514922229).

101122012019 is an equidigital number, since it uses as much as digits as its factorization.

101122012019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91346 (or 91339 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 101122012019 in words is "one hundred one billion, one hundred twenty-two million, twelve thousand, nineteen".