102200020111 has 16 divisors (see below), whose sum is σ = 119458022400. Its totient is φ = 85611921120.

The previous prime is 102200020081. The next prime is 102200020157. The reversal of 102200020111 is 111020002201.

It is a cyclic number.

It is not a de Polignac number, because 102200020111 - 2⁷ = 102200019983 is a prime.

It is a super-2 number, since 2×102200020111² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102200020411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2565 + ... + 452113.

It is an arithmetic number, because the mean of its divisors is an integer number (7466126400).

Almost surely, 2^102200020111 is an apocalyptic number.

102200020111 is a deficient number, since it is larger than the sum of its proper divisors (17258002289).

102200020111 is an equidigital number, since it uses as much as digits as its factorization.

102200020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450294.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 102200020111 its reverse (111020002201), we get a palindrome (213220022312).

The spelling of 102200020111 in words is "one hundred two billion, two hundred million, twenty thousand, one hundred eleven".