212020001212 has 6 divisors (see below), whose sum is σ = 371035002128. Its totient is φ = 106010000604.

The previous prime is 212020001191. The next prime is 212020001231. The reversal of 212020001212 is 212100020212.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 212020001192 and 212020001201.

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, 26502500148 + ... + 26502500155.

Almost surely, 2^212020001212 is an apocalyptic number.

It is an amenable number.

212020001212 is a deficient number, since it is larger than the sum of its proper divisors (159015000916).

212020001212 is a wasteful number, since it uses less digits than its factorization.

212020001212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53005000307 (or 53005000305 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 212020001212 its reverse (212100020212), we get a palindrome (424120021424).

The spelling of 212020001212 in words is "two hundred twelve billion, twenty million, one thousand, two hundred twelve".