103221969127 has 2 divisors, whose sum is σ = 103221969128. Its totient is φ = 103221969126.

The previous prime is 103221969107. The next prime is 103221969133. The reversal of 103221969127 is 721969122301.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103221969127 is a prime.

It is a super-2 number, since 2×103221969127² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (103221969107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51610984563 + 51610984564.

It is an arithmetic number, because the mean of its divisors is an integer number (51610984564).

Almost surely, 2^103221969127 is an apocalyptic number.

103221969127 is a deficient number, since it is larger than the sum of its proper divisors (1).

103221969127 is an equidigital number, since it uses as much as digits as its factorization.

103221969127 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 103221969127 in words is "one hundred three billion, two hundred twenty-one million, nine hundred sixty-nine thousand, one hundred twenty-seven".