20012033101311 has 24 divisors (see below), whose sum is σ = 31409189859840. Its totient is φ = 12231463352400.

The previous prime is 20012033101237. The next prime is 20012033101409. The reversal of 20012033101311 is 11310133021002.

20012033101311 is a `hidden beast` number, since 2 + 0 + 0 + 1 + 20 + 331 + 0 + 1 + 311 = 666.

It is not a de Polignac number, because 20012033101311 - 2²² = 20012028907007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20012033108311) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1887566205 + ... + 1887576806.

It is an arithmetic number, because the mean of its divisors is an integer number (1308716244160).

Almost surely, 2^{20012033101311} is an apocalyptic number.

20012033101311 is a deficient number, since it is larger than the sum of its proper divisors (11397156758529).

20012033101311 is a wasteful number, since it uses less digits than its factorization.

20012033101311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3775143067 (or 3775143064 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 20012033101311 its reverse (11310133021002), we get a palindrome (31322166122313).

The spelling of 20012033101311 in words is "twenty trillion, twelve billion, thirty-three million, one hundred one thousand, three hundred eleven".