22211211022000 has 320 divisors, whose sum is σ = 72109712683008. Its totient is φ = 6390437760000.

The previous prime is 22211211021907. The next prime is 22211211022009. The reversal of 22211211022000 is 22011211222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (22211211022009) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3545256 + ... + 7549255.

Almost surely, 2^{22211211022000} is an apocalyptic number.

22211211022000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22211211022000 is an abundant number, since it is smaller than the sum of its proper divisors (49898501661008).

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

22211211022000 is a wasteful number, since it uses less digits than its factorization.

22211211022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11094565 (or 11094549 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22211211022000 its reverse (22011211222), we get a palindrome (22233222233222).

The spelling of 22211211022000 in words is "twenty-two trillion, two hundred eleven billion, two hundred eleven million, twenty-two thousand".