2021222467000 has 128 divisors (see below), whose sum is σ = 5230311652800. Its totient is φ = 724921344000.

The previous prime is 2021222466983. The next prime is 2021222467003. The reversal of 2021222467000 is 7642221202.

It is a super-2 number, since 2×2021222467000² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2021222467000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021222467003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 455545 + ... + 2061544.

Almost surely, 2^{2021222467000} is an apocalyptic number.

2021222467000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2021222467000 is an abundant number, since it is smaller than the sum of its proper divisors (3209089185800).

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

2021222467000 is a wasteful number, since it uses less digits than its factorization.

2021222467000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2517194 (or 2517180 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

Adding to 2021222467000 its reverse (7642221202), we get a palindrome (2028864688202).

The spelling of 2021222467000 in words is "two trillion, twenty-one billion, two hundred twenty-two million, four hundred sixty-seven thousand".