20112002222101 has 8 divisors (see below), whose sum is σ = 20395363572864. Its totient is φ = 19828643474640.

The previous prime is 20112002222089. The next prime is 20112002222167. The reversal of 20112002222101 is 10122220021102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20112002222101 - 2⁵ = 20112002222069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112002225101) 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, 19103016 + ... + 20128318.

It is an arithmetic number, because the mean of its divisors is an integer number (2549420446608).

Almost surely, 2^{20112002222101} is an apocalyptic number.

It is an amenable number.

20112002222101 is a deficient number, since it is larger than the sum of its proper divisors (283361350763).

20112002222101 is a wasteful number, since it uses less digits than its factorization.

20112002222101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301651.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20112002222101 its reverse (10122220021102), we get a palindrome (30234222243203).

The spelling of 20112002222101 in words is "twenty trillion, one hundred twelve billion, two million, two hundred twenty-two thousand, one hundred one".