101001220019 has 8 divisors (see below), whose sum is σ = 116338864128. Its totient is φ = 85890800520.

The previous prime is 101001219967. The next prime is 101001220043. The reversal of 101001220019 is 910022100101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 101001220019 - 2³² = 96706252723 is a prime.

It is a super-2 number, since 2×101001220019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101001219979 and 101001220006.

It is not an unprimeable number, because it can be changed into a prime (101001220519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56805197 + ... + 56806974.

It is an arithmetic number, because the mean of its divisors is an integer number (14542358016).

Almost surely, 2^101001220019 is an apocalyptic number.

101001220019 is a deficient number, since it is larger than the sum of its proper divisors (15337644109).

101001220019 is a wasteful number, since it uses less digits than its factorization.

101001220019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113612305.

The product of its (nonzero) digits is 36, while the sum is 17.

The spelling of 101001220019 in words is "one hundred one billion, one million, two hundred twenty thousand, nineteen".