1201012022212 has 12 divisors (see below), whose sum is σ = 2127093582096. Its totient is φ = 593270998760.

The previous prime is 1201012022143. The next prime is 1201012022213. The reversal of 1201012022212 is 2122202101021.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1201012022213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1808752714 + ... + 1808753377.

It is an arithmetic number, because the mean of its divisors is an integer number (177257798508).

Almost surely, 2^{1201012022212} is an apocalyptic number.

It is an amenable number.

1201012022212 is a deficient number, since it is larger than the sum of its proper divisors (926081559884).

1201012022212 is a wasteful number, since it uses less digits than its factorization.

1201012022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3617506178 (or 3617506176 counting only the distinct ones).

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

Adding to 1201012022212 its reverse (2122202101021), we get a palindrome (3323214123233).

The spelling of 1201012022212 in words is "one trillion, two hundred one billion, twelve million, twenty-two thousand, two hundred twelve".