11021200111974 has 48 divisors (see below), whose sum is σ = 23972627192400. Its totient is φ = 3376329959808.

The previous prime is 11021200111973. The next prime is 11021200112003. The reversal of 11021200111974 is 47911100212011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021200111973) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23499309 + ... + 23963720.

It is an arithmetic number, because the mean of its divisors is an integer number (499429733175).

Almost surely, 2^{11021200111974} is an apocalyptic number.

11021200111974 is an abundant number, since it is smaller than the sum of its proper divisors (12951427080426).

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

11021200111974 is a wasteful number, since it uses less digits than its factorization.

11021200111974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47463289 (or 47463276 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 30.

Adding to 11021200111974 its reverse (47911100212011), we get a palindrome (58932300323985).

The spelling of 11021200111974 in words is "eleven trillion, twenty-one billion, two hundred million, one hundred eleven thousand, nine hundred seventy-four".