1201001101222 has 8 divisors (see below), whose sum is σ = 1940078702016. Its totient is φ = 554308200552.

The previous prime is 1201001101189. The next prime is 1201001101231. The reversal of 1201001101222 is 2221011001021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (13).

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 3 ways as a sum of consecutive naturals, for example, 23096174998 + ... + 23096175049.

It is an arithmetic number, because the mean of its divisors is an integer number (242509837752).

Almost surely, 2^{1201001101222} is an apocalyptic number.

1201001101222 is a deficient number, since it is larger than the sum of its proper divisors (739077600794).

1201001101222 is a wasteful number, since it uses less digits than its factorization.

1201001101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46192350062.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1201001101222 its reverse (2221011001021), we get a palindrome (3422012102243).

The spelling of 1201001101222 in words is "one trillion, two hundred one billion, one million, one hundred one thousand, two hundred twenty-two".