221202011039 has 2 divisors, whose sum is σ = 221202011040. Its totient is φ = 221202011038.

The previous prime is 221202010969. The next prime is 221202011057. The reversal of 221202011039 is 930110202122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221202011039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221202011059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110601005519 + 110601005520.

It is an arithmetic number, because the mean of its divisors is an integer number (110601005520).

Almost surely, 2^221202011039 is an apocalyptic number.

221202011039 is a deficient number, since it is larger than the sum of its proper divisors (1).

221202011039 is an equidigital number, since it uses as much as digits as its factorization.

221202011039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 221202011039 in words is "two hundred twenty-one billion, two hundred two million, eleven thousand, thirty-nine".