1622222223971 has 2 divisors, whose sum is σ = 1622222223972. Its totient is φ = 1622222223970.

The previous prime is 1622222223871. The next prime is 1622222223997. The reversal of 1622222223971 is 1793222222261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1622222223971 - 2²² = 1622218029667 is a prime.

It is a super-3 number, since 3×1622222223971³ (a number of 38 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1622222223871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811111111985 + 811111111986.

It is an arithmetic number, because the mean of its divisors is an integer number (811111111986).

Almost surely, 2^{1622222223971} is an apocalyptic number.

1622222223971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1622222223971 is an equidigital number, since it uses as much as digits as its factorization.

1622222223971 is an evil number, because the sum of its binary digits is even.

The product of its digits is 145152, while the sum is 41.

The spelling of 1622222223971 in words is "one trillion, six hundred twenty-two billion, two hundred twenty-two million, two hundred twenty-three thousand, nine hundred seventy-one".