1201122404012 has 96 divisors (see below), whose sum is σ = 2208637368000. Its totient is φ = 571033387008.

The previous prime is 1201122403939. The next prime is 1201122404017. The reversal of 1201122404012 is 2104042211021.

It is a super-2 number, since 2×1201122404012² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1201122404017) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 382887308 + ... + 382890444.

It is an arithmetic number, because the mean of its divisors is an integer number (23006639250).

Almost surely, 2^{1201122404012} is an apocalyptic number.

It is an amenable number.

1201122404012 is a deficient number, since it is larger than the sum of its proper divisors (1007514963988).

1201122404012 is a wasteful number, since it uses less digits than its factorization.

1201122404012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3603 (or 3601 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1201122404012 its reverse (2104042211021), we get a palindrome (3305164615033).

The spelling of 1201122404012 in words is "one trillion, two hundred one billion, one hundred twenty-two million, four hundred four thousand, twelve".