1200011054434 has 16 divisors (see below), whose sum is σ = 1870551993600. Its totient is φ = 576753522480.

The previous prime is 1200011054377. The next prime is 1200011054441. The reversal of 1200011054434 is 4344501100021.

It is a super-2 number, since 2×1200011054434² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1200011054399 and 1200011054408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64940484 + ... + 64958959.

It is an arithmetic number, because the mean of its divisors is an integer number (116909499600).

Almost surely, 2^{1200011054434} is an apocalyptic number.

1200011054434 is a deficient number, since it is larger than the sum of its proper divisors (670540939166).

1200011054434 is a wasteful number, since it uses less digits than its factorization.

1200011054434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129899625.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 1200011054434 its reverse (4344501100021), we get a palindrome (5544512154455).

The spelling of 1200011054434 in words is "one trillion, two hundred billion, eleven million, fifty-four thousand, four hundred thirty-four".