1201223343104 has 44 divisors (see below), whose sum is σ = 2527656479400. Its totient is φ = 569000521728.

The previous prime is 1201223343059. The next prime is 1201223343107. The reversal of 1201223343104 is 4013433221021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201223343107) 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, 30850799 + ... + 30889710.

Almost surely, 2^{1201223343104} is an apocalyptic number.

It is an amenable number.

1201223343104 is an abundant number, since it is smaller than the sum of its proper divisors (1326433136296).

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

1201223343104 is an equidigital number, since it uses as much as digits as its factorization.

1201223343104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61740548 (or 61740530 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1201223343104 its reverse (4013433221021), we get a palindrome (5214656564125).

The spelling of 1201223343104 in words is "one trillion, two hundred one billion, two hundred twenty-three million, three hundred forty-three thousand, one hundred four".