30190921011092 has 6 divisors (see below), whose sum is σ = 52834111769418. Its totient is φ = 15095460505544.

The previous prime is 30190921011067. The next prime is 30190921011109. The reversal of 30190921011092 is 29011012909103.

It can be written as a sum of positive squares in only one way, i.e., 17424563427076 + 12766357584016 = 4174274^2 + 3573004^2 .

It is a super-2 number, since 2×30190921011092² (a number of 28 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 as a sum of consecutive naturals, namely, 3773865126383 + ... + 3773865126390.

It is an arithmetic number, because the mean of its divisors is an integer number (8805685294903).

Almost surely, 2^{30190921011092} is an apocalyptic number.

It is an amenable number.

30190921011092 is a deficient number, since it is larger than the sum of its proper divisors (22643190758326).

30190921011092 is a wasteful number, since it uses less digits than its factorization.

30190921011092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7547730252777 (or 7547730252775 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 38.

The spelling of 30190921011092 in words is "thirty trillion, one hundred ninety billion, nine hundred twenty-one million, eleven thousand, ninety-two".