210222201100 has 36 divisors (see below), whose sum is σ = 476016189264. Its totient is φ = 80432841280.

The previous prime is 210222201089. The next prime is 210222201103. The reversal of 210222201100 is 1102222012.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (210222201103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45698179 + ... + 45702778.

It is an arithmetic number, because the mean of its divisors is an integer number (13222671924).

Almost surely, 2^210222201100 is an apocalyptic number.

210222201100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210222201100 is an abundant number, since it is smaller than the sum of its proper divisors (265793988164).

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

210222201100 is a wasteful number, since it uses less digits than its factorization.

210222201100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91400994 (or 91400987 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 210222201100 its reverse (1102222012), we get a palindrome (211324423112).

The spelling of 210222201100 in words is "two hundred ten billion, two hundred twenty-two million, two hundred one thousand, one hundred".