1212106 has 8 divisors (see below), whose sum is σ = 2077920. Its totient is φ = 519468.

The previous prime is 1212103. The next prime is 1212119. The reversal of 1212106 is 6012121.

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

It is not an unprimeable number, because it can be changed into a prime (1212103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43276 + ... + 43303.

It is an arithmetic number, because the mean of its divisors is an integer number (259740).

2^1212106 is an apocalyptic number.

1212106 is a deficient number, since it is larger than the sum of its proper divisors (865814).

1212106 is an equidigital number, since it uses as much as digits as its factorization.

1212106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86588.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1212106 is about 1100.9568565571. The cubic root of 1212106 is about 106.6220103870.

Adding to 1212106 its reverse (6012121), we get a palindrome (7224227).

The spelling of 1212106 in words is "one million, two hundred twelve thousand, one hundred six".