20133211031434 has 16 divisors (see below), whose sum is σ = 30222336313728. Its totient is φ = 10059101194752.

The previous prime is 20133211031431. The next prime is 20133211031447. The reversal of 20133211031434 is 43413011233102.

It is not an unprimeable number, because it can be changed into a prime (20133211031431) 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, 17296074 + ... + 18423370.

It is an arithmetic number, because the mean of its divisors is an integer number (1888896019608).

Almost surely, 2^{20133211031434} is an apocalyptic number.

20133211031434 is a deficient number, since it is larger than the sum of its proper divisors (10089125282294).

20133211031434 is a wasteful number, since it uses less digits than its factorization.

20133211031434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133949.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 20133211031434 its reverse (43413011233102), we get a palindrome (63546222264536).

The spelling of 20133211031434 in words is "twenty trillion, one hundred thirty-three billion, two hundred eleven million, thirty-one thousand, four hundred thirty-four".