122210001021212 has 48 divisors (see below), whose sum is σ = 234104306490432. Its totient is φ = 55477641761280.

The previous prime is 122210001021209. The next prime is 122210001021247. The reversal of 122210001021212 is 212120100012221.

It is a super-3 number, since 3×122210001021212³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76629728 + ... + 78208280.

It is an arithmetic number, because the mean of its divisors is an integer number (4877173051884).

Almost surely, 2^{122210001021212} is an apocalyptic number.

It is an amenable number.

122210001021212 is a deficient number, since it is larger than the sum of its proper divisors (111894305469220).

122210001021212 is a wasteful number, since it uses less digits than its factorization.

122210001021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603038 (or 1603036 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 122210001021212 its reverse (212120100012221), we get a palindrome (334330101033433).

The spelling of 122210001021212 in words is "one hundred twenty-two trillion, two hundred ten billion, one million, twenty-one thousand, two hundred twelve".