1102021101983 has 16 divisors (see below), whose sum is σ = 1170126687744. Its totient is φ = 1036561563840.

The previous prime is 1102021101977. The next prime is 1102021101991. The reversal of 1102021101983 is 3891011202011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1102021101983 - 2³⁴ = 1084841232799 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 (1102021103983) 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, 4138685 + ... + 4396902.

It is an arithmetic number, because the mean of its divisors is an integer number (73132917984).

Almost surely, 2^{1102021101983} is an apocalyptic number.

1102021101983 is a deficient number, since it is larger than the sum of its proper divisors (68105585761).

1102021101983 is an equidigital number, since it uses as much as digits as its factorization.

1102021101983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8535742.

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

Adding to 1102021101983 its reverse (3891011202011), we get a palindrome (4993032303994).

The spelling of 1102021101983 in words is "one trillion, one hundred two billion, twenty-one million, one hundred one thousand, nine hundred eighty-three".