1201011012222 has 32 divisors (see below), whose sum is σ = 2748386360832. Its totient is φ = 342743711904.

The previous prime is 1201011012203. The next prime is 1201011012307. The reversal of 1201011012222 is 2222101101021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16725898 + ... + 16797549.

It is an arithmetic number, because the mean of its divisors is an integer number (85887073776).

Almost surely, 2^{1201011012222} is an apocalyptic number.

1201011012222 is an abundant number, since it is smaller than the sum of its proper divisors (1547375348610).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201011012222 is a wasteful number, since it uses less digits than its factorization.

1201011012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33524312.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1201011012222 its reverse (2222101101021), we get a palindrome (3423112113243).

The spelling of 1201011012222 in words is "one trillion, two hundred one billion, eleven million, twelve thousand, two hundred twenty-two".