11221202022000 has 160 divisors (see below), whose sum is σ = 36181186976064. Its totient is φ = 2991987072000.

The previous prime is 11221202021921. The next prime is 11221202022067. The reversal of 11221202022000 is 22020212211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56282490 + ... + 56481510.

Almost surely, 2^{11221202022000} is an apocalyptic number.

11221202022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11221202022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18090593488032).

11221202022000 is an abundant number, since it is smaller than the sum of its proper divisors (24959984954064).

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

11221202022000 is a wasteful number, since it uses less digits than its factorization.

11221202022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208444 (or 208428 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11221202022000 its reverse (22020212211), we get a palindrome (11243222234211).

The spelling of 11221202022000 in words is "eleven trillion, two hundred twenty-one billion, two hundred two million, twenty-two thousand".