4212021220000 has 120 divisors (see below), whose sum is σ = 11304223140672. Its totient is φ = 1531644000000.

The previous prime is 4212021219979. The next prime is 4212021220027. The reversal of 4212021220000 is 221202124.

It is a super-2 number, since 2×4212021220000² (a number of 26 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 9352776 + ... + 9792775.

Almost surely, 2^{4212021220000} is an apocalyptic number.

4212021220000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4212021220000 is an abundant number, since it is smaller than the sum of its proper divisors (7092201920672).

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

4212021220000 is a wasteful number, since it uses less digits than its factorization.

4212021220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19145592 (or 19145569 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 4212021220000 its reverse (221202124), we get a palindrome (4212242422124).

The spelling of 4212021220000 in words is "four trillion, two hundred twelve billion, twenty-one million, two hundred twenty thousand".