1022250143666 has 16 divisors (see below), whose sum is σ = 1637419587840. Its totient is φ = 477580711440.

The previous prime is 1022250143617. The next prime is 1022250143693. The reversal of 1022250143666 is 6663410522201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284272436 + ... + 284276031.

It is an arithmetic number, because the mean of its divisors is an integer number (102338724240).

Almost surely, 2^{1022250143666} is an apocalyptic number.

1022250143666 is a deficient number, since it is larger than the sum of its proper divisors (615169444174).

1022250143666 is a wasteful number, since it uses less digits than its factorization.

1022250143666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568548529.

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 1022250143666 its reverse (6663410522201), we get a palindrome (7685660665867).

The spelling of 1022250143666 in words is "one trillion, twenty-two billion, two hundred fifty million, one hundred forty-three thousand, six hundred sixty-six".