1011021092 has 48 divisors (see below), whose sum is σ = 1829990400. Its totient is φ = 488581632.

The previous prime is 1011021071. The next prime is 1011021119. The reversal of 1011021092 is 2901201101.

It is a self number, because there is not a number n which added to its sum of digits gives 1011021092.

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, 5080409 + ... + 5080607.

It is an arithmetic number, because the mean of its divisors is an integer number (38124800).

Almost surely, 2^1011021092 is an apocalyptic number.

It is an amenable number.

1011021092 is a deficient number, since it is larger than the sum of its proper divisors (818969308).

1011021092 is a wasteful number, since it uses less digits than its factorization.

1011021092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540 (or 538 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 17.

The square root of 1011021092 is about 31796.5578640204. The cubic root of 1011021092 is about 1003.6602833130.

Adding to 1011021092 its reverse (2901201101), we get a palindrome (3912222193).

The spelling of 1011021092 in words is "one billion, eleven million, twenty-one thousand, ninety-two".