11211052020200 has 48 divisors (see below), whose sum is σ = 26557501555980. Its totient is φ = 4399809090560.

The previous prime is 11211052020107. The next prime is 11211052020239. The reversal of 11211052020200 is 202025011211.

It can be written as a sum of positive squares in 6 ways, for example, as 9299950374724 + 1911101645476 = 3049582^2 + 1382426^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 528812609 + ... + 528833808.

Almost surely, 2^{11211052020200} is an apocalyptic number.

11211052020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11211052020200 is an abundant number, since it is smaller than the sum of its proper divisors (15346449535780).

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

11211052020200 is a wasteful number, since it uses less digits than its factorization.

11211052020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057646486 (or 1057646477 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 11211052020200 its reverse (202025011211), we get a palindrome (11413077031411).

The spelling of 11211052020200 in words is "eleven trillion, two hundred eleven billion, fifty-two million, twenty thousand, two hundred".