1011221199883 has 2 divisors, whose sum is σ = 1011221199884. Its totient is φ = 1011221199882.

The previous prime is 1011221199851. The next prime is 1011221200039. The reversal of 1011221199883 is 3889911221101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1011221199883 - 2⁵ = 1011221199851 is a prime.

It is not a weakly prime, because it can be changed into another prime (1011221199803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505610599941 + 505610599942.

It is an arithmetic number, because the mean of its divisors is an integer number (505610599942).

Almost surely, 2^{1011221199883} is an apocalyptic number.

1011221199883 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011221199883 is an equidigital number, since it uses as much as digits as its factorization.

1011221199883 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62208, while the sum is 46.

The spelling of 1011221199883 in words is "one trillion, eleven billion, two hundred twenty-one million, one hundred ninety-nine thousand, eight hundred eighty-three".