201010221201212 has 6 divisors (see below), whose sum is σ = 351767887102128. Its totient is φ = 100505110600604.

The previous prime is 201010221201191. The next prime is 201010221201233. The reversal of 201010221201212 is 212102122010102.

It is an interprime number because it is at equal distance from previous prime (201010221201191) and next prime (201010221201233).

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, 25126277650148 + ... + 25126277650155.

It is an arithmetic number, because the mean of its divisors is an integer number (58627981183688).

Almost surely, 2^{201010221201212} is an apocalyptic number.

It is an amenable number.

201010221201212 is a deficient number, since it is larger than the sum of its proper divisors (150757665900916).

201010221201212 is a wasteful number, since it uses less digits than its factorization.

201010221201212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50252555300307 (or 50252555300305 counting only the distinct ones).

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

Adding to 201010221201212 its reverse (212102122010102), we get a palindrome (413112343211314).

The spelling of 201010221201212 in words is "two hundred one trillion, ten billion, two hundred twenty-one million, two hundred one thousand, two hundred twelve".