101010220999 has 16 divisors (see below), whose sum is σ = 108831962880. Its totient is φ = 93464219520.

The previous prime is 101010220991. The next prime is 101010221009. The reversal of 101010220999 is 999022010101.

It is a cyclic number.

It is not a de Polignac number, because 101010220999 - 2³ = 101010220991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101010220991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205554 + ... + 494239.

It is an arithmetic number, because the mean of its divisors is an integer number (6801997680).

Almost surely, 2^101010220999 is an apocalyptic number.

101010220999 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

101010220999 is a deficient number, since it is larger than the sum of its proper divisors (7821741881).

101010220999 is a wasteful number, since it uses less digits than its factorization.

101010220999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699990.

The product of its (nonzero) digits is 2916, while the sum is 34.

The spelling of 101010220999 in words is "one hundred one billion, ten million, two hundred twenty thousand, nine hundred ninety-nine".