220201110220187 has 2 divisors, whose sum is σ = 220201110220188. Its totient is φ = 220201110220186.

The previous prime is 220201110220171. The next prime is 220201110220237. The reversal of 220201110220187 is 781022011102022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220201110220187 - 2⁴ = 220201110220171 is a prime.

It is not a weakly prime, because it can be changed into another prime (220201110220687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110100555110093 + 110100555110094.

It is an arithmetic number, because the mean of its divisors is an integer number (110100555110094).

Almost surely, 2^{220201110220187} is an apocalyptic number.

220201110220187 is a deficient number, since it is larger than the sum of its proper divisors (1).

220201110220187 is an equidigital number, since it uses as much as digits as its factorization.

220201110220187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792, while the sum is 29.

The spelling of 220201110220187 in words is "two hundred twenty trillion, two hundred one billion, one hundred ten million, two hundred twenty thousand, one hundred eighty-seven".