1022271116 has 6 divisors (see below), whose sum is σ = 1788974460. Its totient is φ = 511135556.

The previous prime is 1022271109. The next prime is 1022271143. The reversal of 1022271116 is 6111722201.

It is a junction number, because it is equal to n+sod(n) for n = 1022271091 and 1022271100.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127783886 + ... + 127783893.

It is an arithmetic number, because the mean of its divisors is an integer number (298162410).

Almost surely, 2^1022271116 is an apocalyptic number.

It is an amenable number.

1022271116 is a deficient number, since it is larger than the sum of its proper divisors (766703344).

1022271116 is a wasteful number, since it uses less digits than its factorization.

1022271116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255567783 (or 255567781 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 1022271116 is about 31972.9747755820. The cubic root of 1022271116 is about 1007.3692658554.

Adding to 1022271116 its reverse (6111722201), we get a palindrome (7133993317).

The spelling of 1022271116 in words is "one billion, twenty-two million, two hundred seventy-one thousand, one hundred sixteen".