4200021221030 has 32 divisors (see below), whose sum is σ = 7568951620608. Its totient is φ = 1678028882400.

The previous prime is 4200021221009. The next prime is 4200021221047. The reversal of 4200021221030 is 301221200024.

It is a super-2 number, since 2×4200021221030² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29752715 + ... + 29893545.

It is an arithmetic number, because the mean of its divisors is an integer number (236529738144).

Almost surely, 2^{4200021221030} is an apocalyptic number.

4200021221030 is a deficient number, since it is larger than the sum of its proper divisors (3368930399578).

4200021221030 is a wasteful number, since it uses less digits than its factorization.

4200021221030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144332.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 4200021221030 its reverse (301221200024), we get a palindrome (4501242421054).

The spelling of 4200021221030 in words is "four trillion, two hundred billion, twenty-one million, two hundred twenty-one thousand, thirty".