212110022 has 8 divisors (see below), whose sum is σ = 318476136. Its totient is φ = 105951312.

The previous prime is 212110001. The next prime is 212110079. The reversal of 212110022 is 220011212.

It is a happy number.

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

It is a super-2 number, since 2×212110022² = 89981322865680968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 212109985 and 212110012.

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, 49268 + ... + 53399.

It is an arithmetic number, because the mean of its divisors is an integer number (39809517).

Almost surely, 2^212110022 is an apocalyptic number.

212110022 is a deficient number, since it is larger than the sum of its proper divisors (106366114).

212110022 is a wasteful number, since it uses less digits than its factorization.

212110022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103702.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 212110022 is about 14563.9974594889. The cubic root of 212110022 is about 596.3763275732.

Adding to 212110022 its reverse (220011212), we get a palindrome (432121234).

The spelling of 212110022 in words is "two hundred twelve million, one hundred ten thousand, twenty-two".