1220101219983 has 16 divisors (see below), whose sum is σ = 1723727174400. Its totient is φ = 765006446976.

The previous prime is 1220101219973. The next prime is 1220101219991. The reversal of 1220101219983 is 3899121010221.

It is not a de Polignac number, because 1220101219983 - 2⁵ = 1220101219951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220101219913) 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, 8478885 + ... + 8621582.

It is an arithmetic number, because the mean of its divisors is an integer number (107732948400).

Almost surely, 2^{1220101219983} is an apocalyptic number.

1220101219983 is a deficient number, since it is larger than the sum of its proper divisors (503625954417).

1220101219983 is a wasteful number, since it uses less digits than its factorization.

1220101219983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17101886.

The product of its (nonzero) digits is 15552, while the sum is 39.

The spelling of 1220101219983 in words is "one trillion, two hundred twenty billion, one hundred one million, two hundred nineteen thousand, nine hundred eighty-three".