20111340134202 has 16 divisors (see below), whose sum is σ = 40235324971872. Its totient is φ = 6701672594160.

The previous prime is 20111340134191. The next prime is 20111340134219. The reversal of 20111340134202 is 20243104311102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 526841968 + ... + 526880139.

It is an arithmetic number, because the mean of its divisors is an integer number (2514707810742).

Almost surely, 2^{20111340134202} is an apocalyptic number.

20111340134202 is an abundant number, since it is smaller than the sum of its proper divisors (20123984837670).

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

20111340134202 is a wasteful number, since it uses less digits than its factorization.

20111340134202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053725293.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 20111340134202 its reverse (20243104311102), we get a palindrome (40354444445304).

The spelling of 20111340134202 in words is "twenty trillion, one hundred eleven billion, three hundred forty million, one hundred thirty-four thousand, two hundred two".