20011234220122 has 32 divisors (see below), whose sum is σ = 31028601542400. Its totient is φ = 9673982539200.

The previous prime is 20011234220113. The next prime is 20011234220207. The reversal of 20011234220122 is 22102243211002.

It is a junction number, because it is equal to n+sod(n) for n = 20011234220093 and 20011234220102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 91888879 + ... + 92106397.

It is an arithmetic number, because the mean of its divisors is an integer number (969643798200).

Almost surely, 2^{20011234220122} is an apocalyptic number.

20011234220122 is a deficient number, since it is larger than the sum of its proper divisors (11017367322278).

20011234220122 is a wasteful number, since it uses less digits than its factorization.

20011234220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230422.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 20011234220122 its reverse (22102243211002), we get a palindrome (42113477431124).

The spelling of 20011234220122 in words is "twenty trillion, eleven billion, two hundred thirty-four million, two hundred twenty thousand, one hundred twenty-two".