20222632187 has 2 divisors, whose sum is σ = 20222632188. Its totient is φ = 20222632186.

The previous prime is 20222632139. The next prime is 20222632223. The reversal of 20222632187 is 78123622202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20222632187 - 2⁶ = 20222632123 is a prime.

It is not a weakly prime, because it can be changed into another prime (20222632687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111316093 + 10111316094.

It is an arithmetic number, because the mean of its divisors is an integer number (10111316094).

Almost surely, 2^20222632187 is an apocalyptic number.

20222632187 is a deficient number, since it is larger than the sum of its proper divisors (1).

20222632187 is an equidigital number, since it uses as much as digits as its factorization.

20222632187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32256, while the sum is 35.

The spelling of 20222632187 in words is "twenty billion, two hundred twenty-two million, six hundred thirty-two thousand, one hundred eighty-seven".