1020212201212 has 6 divisors (see below), whose sum is σ = 1785371352128. Its totient is φ = 510106100604.

The previous prime is 1020212201207. The next prime is 1020212201231. The reversal of 1020212201212 is 2121022120201.

It is a happy number.

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, 127526525148 + ... + 127526525155.

Almost surely, 2^{1020212201212} is an apocalyptic number.

It is an amenable number.

1020212201212 is a deficient number, since it is larger than the sum of its proper divisors (765159150916).

1020212201212 is a wasteful number, since it uses less digits than its factorization.

1020212201212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255053050307 (or 255053050305 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1020212201212 its reverse (2121022120201), we get a palindrome (3141234321413).

The spelling of 1020212201212 in words is "one trillion, twenty billion, two hundred twelve million, two hundred one thousand, two hundred twelve".