20101121113234 has 16 divisors (see below), whose sum is σ = 34469021238336. Its totient is φ = 8612277073200.

The previous prime is 20101121113231. The next prime is 20101121113243. The reversal of 20101121113234 is 43231112110102.

It is not an unprimeable number, because it can be changed into a prime (20101121113231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207376332 + ... + 207473239.

It is an arithmetic number, because the mean of its divisors is an integer number (2154313827396).

Almost surely, 2^{20101121113234} is an apocalyptic number.

20101121113234 is a deficient number, since it is larger than the sum of its proper divisors (14367900125102).

20101121113234 is a wasteful number, since it uses less digits than its factorization.

20101121113234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414853041.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 20101121113234 its reverse (43231112110102), we get a palindrome (63332233223336).

The spelling of 20101121113234 in words is "twenty trillion, one hundred one billion, one hundred twenty-one million, one hundred thirteen thousand, two hundred thirty-four".