20133311313126 has 64 divisors (see below), whose sum is σ = 44849819750400. Its totient is φ = 5973955769760.

The previous prime is 20133311313061. The next prime is 20133311313127. The reversal of 20133311313126 is 62131311333102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20133311313093 and 20133311313102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133311313127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12893226 + ... + 14370173.

It is an arithmetic number, because the mean of its divisors is an integer number (700778433600).

Almost surely, 2^{20133311313126} is an apocalyptic number.

20133311313126 is an abundant number, since it is smaller than the sum of its proper divisors (24716508437274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20133311313126 is a wasteful number, since it uses less digits than its factorization.

20133311313126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27263649.

The product of its (nonzero) digits is 5832, while the sum is 30.

Adding to 20133311313126 its reverse (62131311333102), we get a palindrome (82264622646228).

The spelling of 20133311313126 in words is "twenty trillion, one hundred thirty-three billion, three hundred eleven million, three hundred thirteen thousand, one hundred twenty-six".