221311130083 has 2 divisors, whose sum is σ = 221311130084. Its totient is φ = 221311130082.

The previous prime is 221311130063. The next prime is 221311130111. The reversal of 221311130083 is 380031113122.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221311130083 is a prime.

It is a super-2 number, since 2×221311130083² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (221311130003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110655565041 + 110655565042.

It is an arithmetic number, because the mean of its divisors is an integer number (110655565042).

Almost surely, 2^221311130083 is an apocalyptic number.

221311130083 is a deficient number, since it is larger than the sum of its proper divisors (1).

221311130083 is an equidigital number, since it uses as much as digits as its factorization.

221311130083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 221311130083 in words is "two hundred twenty-one billion, three hundred eleven million, one hundred thirty thousand, eighty-three".