1011092091830 has 16 divisors (see below), whose sum is σ = 1878674338944. Its totient is φ = 391390487040.

The previous prime is 1011092091803. The next prime is 1011092091857. The reversal of 1011092091830 is 381902901101.

It is an interprime number because it is at equal distance from previous prime (1011092091803) and next prime (1011092091857).

It is a super-2 number, since 2×1011092091830² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 1630793387 + ... + 1630794006.

It is an arithmetic number, because the mean of its divisors is an integer number (117417146184).

Almost surely, 2^{1011092091830} is an apocalyptic number.

1011092091830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011092091830 is a deficient number, since it is larger than the sum of its proper divisors (867582247114).

1011092091830 is a wasteful number, since it uses less digits than its factorization.

1011092091830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3261587431.

The product of its (nonzero) digits is 3888, while the sum is 35.

Adding to 1011092091830 its reverse (381902901101), we get a palindrome (1392994992931).

The spelling of 1011092091830 in words is "one trillion, eleven billion, ninety-two million, ninety-one thousand, eight hundred thirty".