20022211101000 has 128 divisors (see below), whose sum is σ = 62625086184960. Its totient is φ = 5325941120000.

The previous prime is 20022211100993. The next prime is 20022211101037. The reversal of 20022211101000 is 10111222002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7118784 + ... + 9524783.

It is an arithmetic number, because the mean of its divisors is an integer number (489258485820).

Almost surely, 2^{20022211101000} is an apocalyptic number.

20022211101000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20022211101000 is an abundant number, since it is smaller than the sum of its proper divisors (42602875083960).

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

20022211101000 is a wasteful number, since it uses less digits than its factorization.

20022211101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16643992 (or 16643978 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20022211101000 its reverse (10111222002), we get a palindrome (20032322323002).

The spelling of 20022211101000 in words is "twenty trillion, twenty-two billion, two hundred eleven million, one hundred one thousand".