20022201211110 has 64 divisors (see below), whose sum is σ = 58148510418432. Its totient is φ = 4307297066496.

The previous prime is 20022201211021. The next prime is 20022201211121. The reversal of 20022201211110 is 1111210222002.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20022201211110.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2804226292 + ... + 2804233431.

It is an arithmetic number, because the mean of its divisors is an integer number (908570475288).

Almost surely, 2^{20022201211110} is an apocalyptic number.

20022201211110 is an abundant number, since it is smaller than the sum of its proper divisors (38126309207322).

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

20022201211110 is a wasteful number, since it uses less digits than its factorization.

20022201211110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5608459757.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 20022201211110 its reverse (1111210222002), we get a palindrome (21133411433112).

The spelling of 20022201211110 in words is "twenty trillion, twenty-two billion, two hundred one million, two hundred eleven thousand, one hundred ten".