1200020110211 has 16 divisors (see below), whose sum is σ = 1376736426240. Its totient is φ = 1036766783520.

The previous prime is 1200020110169. The next prime is 1200020110241. The reversal of 1200020110211 is 1120110200021.

It is not a de Polignac number, because 1200020110211 - 2¹⁴ = 1200020093827 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1200020110192 and 1200020110201.

It is not an unprimeable number, because it can be changed into a prime (1200020110241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29246855 + ... + 29287856.

It is an arithmetic number, because the mean of its divisors is an integer number (86046026640).

Almost surely, 2^{1200020110211} is an apocalyptic number.

1200020110211 is a deficient number, since it is larger than the sum of its proper divisors (176716316029).

1200020110211 is a wasteful number, since it uses less digits than its factorization.

1200020110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58534826.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1200020110211 its reverse (1120110200021), we get a palindrome (2320130310232).

The spelling of 1200020110211 in words is "one trillion, two hundred billion, twenty million, one hundred ten thousand, two hundred eleven".