1021201110983 has 8 divisors (see below), whose sum is σ = 1024498923552. Its totient is φ = 1017904882176.

The previous prime is 1021201110971. The next prime is 1021201111027. The reversal of 1021201110983 is 3890111021201.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1021201110983 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 (1021201113983) 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, 902591 + ... + 1690287.

It is an arithmetic number, because the mean of its divisors is an integer number (128062365444).

Almost surely, 2^{1021201110983} is an apocalyptic number.

1021201110983 is a deficient number, since it is larger than the sum of its proper divisors (3297812569).

1021201110983 is an equidigital number, since it uses as much as digits as its factorization.

1021201110983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791881.

The product of its (nonzero) digits is 864, while the sum is 29.

The spelling of 1021201110983 in words is "one trillion, twenty-one billion, two hundred one million, one hundred ten thousand, nine hundred eighty-three".