1011772230433 has 4 divisors (see below), whose sum is σ = 1011781978900. Its totient is φ = 1011762481968.

The previous prime is 1011772230431. The next prime is 1011772230457. The reversal of 1011772230433 is 3340322771101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 327267517329 + 684504713104 = 572073^2 + 827348^2 .

It is a cyclic number.

It is not a de Polignac number, because 1011772230433 - 2¹ = 1011772230431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011772230431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4716858 + ... + 4926691.

It is an arithmetic number, because the mean of its divisors is an integer number (252945494725).

Almost surely, 2^{1011772230433} is an apocalyptic number.

It is an amenable number.

1011772230433 is a deficient number, since it is larger than the sum of its proper divisors (9748467).

1011772230433 is an equidigital number, since it uses as much as digits as its factorization.

1011772230433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9748466.

The product of its (nonzero) digits is 21168, while the sum is 34.

The spelling of 1011772230433 in words is "one trillion, eleven billion, seven hundred seventy-two million, two hundred thirty thousand, four hundred thirty-three".