1022112112187 has 2 divisors, whose sum is σ = 1022112112188. Its totient is φ = 1022112112186.

The previous prime is 1022112112141. The next prime is 1022112112207. The reversal of 1022112112187 is 7812112112201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022112112187 - 2¹² = 1022112108091 is a prime.

It is not a weakly prime, because it can be changed into another prime (1022112132187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511056056093 + 511056056094.

It is an arithmetic number, because the mean of its divisors is an integer number (511056056094).

Almost surely, 2^{1022112112187} is an apocalyptic number.

1022112112187 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022112112187 is an equidigital number, since it uses as much as digits as its factorization.

1022112112187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 896, while the sum is 29.

Adding to 1022112112187 its reverse (7812112112201), we get a palindrome (8834224224388).

The spelling of 1022112112187 in words is "one trillion, twenty-two billion, one hundred twelve million, one hundred twelve thousand, one hundred eighty-seven".