1200211022262 has 32 divisors (see below), whose sum is σ = 2743371938304. Its totient is φ = 342913377600.

The previous prime is 1200211022261. The next prime is 1200211022299. The reversal of 1200211022262 is 2622201120021.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200211022261) 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, 6936562 + ... + 7107482.

It is an arithmetic number, because the mean of its divisors is an integer number (85730373072).

Almost surely, 2^{1200211022262} is an apocalyptic number.

1200211022262 is an abundant number, since it is smaller than the sum of its proper divisors (1543160916042).

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

1200211022262 is a wasteful number, since it uses less digits than its factorization.

1200211022262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338124.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1200211022262 its reverse (2622201120021), we get a palindrome (3822412142283).

The spelling of 1200211022262 in words is "one trillion, two hundred billion, two hundred eleven million, twenty-two thousand, two hundred sixty-two".