11331212020023 has 8 divisors (see below), whose sum is σ = 17266608792448. Its totient is φ = 6474978297144.

The previous prime is 11331212019899. The next prime is 11331212020033. The reversal of 11331212020023 is 32002021213311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11331212020023 - 2³² = 11326917052727 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 539581524763 = 11331212020023 / (1 + 1 + 3 + 3 + 1 + 2 + 1 + 2 + 0 + 2 + 0 + 0 + 2 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331212020033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 269790762361 + ... + 269790762402.

It is an arithmetic number, because the mean of its divisors is an integer number (2158326099056).

Almost surely, 2^{11331212020023} is an apocalyptic number.

11331212020023 is a deficient number, since it is larger than the sum of its proper divisors (5935396772425).

11331212020023 is an equidigital number, since it uses as much as digits as its factorization.

11331212020023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 539581524773.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 11331212020023 its reverse (32002021213311), we get a palindrome (43333233233334).

The spelling of 11331212020023 in words is "eleven trillion, three hundred thirty-one billion, two hundred twelve million, twenty thousand, twenty-three".