55222103407 has 2 divisors, whose sum is σ = 55222103408. Its totient is φ = 55222103406.

The previous prime is 55222103347. The next prime is 55222103429. The reversal of 55222103407 is 70430122255.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55222103407 - 2²³ = 55213714799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55222103467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27611051703 + 27611051704.

It is an arithmetic number, because the mean of its divisors is an integer number (27611051704).

Almost surely, 2^55222103407 is an apocalyptic number.

55222103407 is a deficient number, since it is larger than the sum of its proper divisors (1).

55222103407 is an equidigital number, since it uses as much as digits as its factorization.

55222103407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16800, while the sum is 31.

The spelling of 55222103407 in words is "fifty-five billion, two hundred twenty-two million, one hundred three thousand, four hundred seven".