36033311021131 has 4 divisors (see below), whose sum is σ = 36111474386064. Its totient is φ = 35955147656200.

The previous prime is 36033311021093. The next prime is 36033311021167. The reversal of 36033311021131 is 13112011333063.

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

It is a cyclic number.

It is not a de Polignac number, because 36033311021131 - 2³¹ = 36031163537483 is a prime.

It is a super-2 number, since 2×36033311021131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36033311021131.

It is not an unprimeable number, because it can be changed into a prime (36033311021531) 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, 39081681775 + ... + 39081682696.

It is an arithmetic number, because the mean of its divisors is an integer number (9027868596516).

Almost surely, 2^{36033311021131} is an apocalyptic number.

36033311021131 is a deficient number, since it is larger than the sum of its proper divisors (78163364933).

36033311021131 is an equidigital number, since it uses as much as digits as its factorization.

36033311021131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78163364932.

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 36033311021131 its reverse (13112011333063), we get a palindrome (49145322354194).

The spelling of 36033311021131 in words is "thirty-six trillion, thirty-three billion, three hundred eleven million, twenty-one thousand, one hundred thirty-one".