1200022202001 has 32 divisors (see below), whose sum is σ = 1830655510528. Its totient is φ = 684958602240.

The previous prime is 1200022201991. The next prime is 1200022202039. The reversal of 1200022202001 is 1002022200021.

It is not a de Polignac number, because 1200022202001 - 2¹⁴ = 1200022185617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200022202201) 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, 75289905 + ... + 75305841.

It is an arithmetic number, because the mean of its divisors is an integer number (57207984704).

Almost surely, 2^{1200022202001} is an apocalyptic number.

It is an amenable number.

1200022202001 is a deficient number, since it is larger than the sum of its proper divisors (630633308527).

1200022202001 is a wasteful number, since it uses less digits than its factorization.

1200022202001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19741.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1200022202001 its reverse (1002022200021), we get a palindrome (2202044402022).

The spelling of 1200022202001 in words is "one trillion, two hundred billion, twenty-two million, two hundred two thousand, one".