210121010222 has 8 divisors (see below), whose sum is σ = 331770016200. Its totient is φ = 99531004824.

The previous prime is 210121010201. The next prime is 210121010243. The reversal of 210121010222 is 222010121012.

It is an interprime number because it is at equal distance from previous prime (210121010201) and next prime (210121010243).

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

It is a junction number, because it is equal to n+sod(n) for n = 210121010197 and 210121010206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2764750097 + ... + 2764750172.

It is an arithmetic number, because the mean of its divisors is an integer number (41471252025).

Almost surely, 2^210121010222 is an apocalyptic number.

210121010222 is a deficient number, since it is larger than the sum of its proper divisors (121649005978).

210121010222 is a wasteful number, since it uses less digits than its factorization.

210121010222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5529500290.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210121010222 its reverse (222010121012), we get a palindrome (432131131234).

The spelling of 210121010222 in words is "two hundred ten billion, one hundred twenty-one million, ten thousand, two hundred twenty-two".