20022111102 has 32 divisors (see below), whose sum is σ = 45770902272. Its totient is φ = 5719843584.

The previous prime is 20022111101. The next prime is 20022111103. The reversal of 20022111102 is 20111122002.

It is an interprime number because it is at equal distance from previous prime (20022111101) and next prime (20022111103).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022111101) 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 15 ways as a sum of consecutive naturals, for example, 339673 + ... + 394235.

It is an arithmetic number, because the mean of its divisors is an integer number (1430340696).

Almost surely, 2^20022111102 is an apocalyptic number.

20022111102 is an abundant number, since it is smaller than the sum of its proper divisors (25748791170).

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

20022111102 is a wasteful number, since it uses less digits than its factorization.

20022111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63312.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20022111102 its reverse (20111122002), we get a palindrome (40133233104).

The spelling of 20022111102 in words is "twenty billion, twenty-two million, one hundred eleven thousand, one hundred two".