122001212 has 6 divisors (see below), whose sum is σ = 213502128. Its totient is φ = 61000604.

The previous prime is 122001181. The next prime is 122001221. The reversal of 122001212 is 212100221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122001193 and 122001202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15250148 + ... + 15250155.

It is an arithmetic number, because the mean of its divisors is an integer number (35583688).

Almost surely, 2^122001212 is an apocalyptic number.

It is an amenable number.

122001212 is a deficient number, since it is larger than the sum of its proper divisors (91500916).

122001212 is a wasteful number, since it uses less digits than its factorization.

122001212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30500307 (or 30500305 counting only the distinct ones).

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

The square root of 122001212 is about 11045.4158817131. The cubic root of 122001212 is about 495.9692087632.

Adding to 122001212 its reverse (212100221), we get a palindrome (334101433).

Subtracting 122001212 from its reverse (212100221), we obtain a palindrome (90099009).

The spelling of 122001212 in words is "one hundred twenty-two million, one thousand, two hundred twelve".