1022266165 has 16 divisors (see below), whose sum is σ = 1298094336. Its totient is φ = 771232000.

The previous prime is 1022266111. The next prime is 1022266183. The reversal of 1022266165 is 5616622201.

It is not a de Polignac number, because 1022266165 - 2²⁷ = 888048437 is a prime.

It is a super-2 number, since 2×1022266165² = 2090056224207614450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54436 + ... + 70765.

It is an arithmetic number, because the mean of its divisors is an integer number (81130896).

Almost surely, 2^1022266165 is an apocalyptic number.

It is an amenable number.

1022266165 is a deficient number, since it is larger than the sum of its proper divisors (275828171).

1022266165 is a wasteful number, since it uses less digits than its factorization.

1022266165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125300.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 1022266165 is about 31972.8973507250. The cubic root of 1022266165 is about 1007.3676395767.

Adding to 1022266165 its reverse (5616622201), we get a palindrome (6638888366).

The spelling of 1022266165 in words is "one billion, twenty-two million, two hundred sixty-six thousand, one hundred sixty-five".