202221210121030 has 8 divisors (see below), whose sum is σ = 363998178217872. Its totient is φ = 80888484048408.

The previous prime is 202221210121019. The next prime is 202221210121129. The reversal of 202221210121030 is 30121012122202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×202221210121030² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202221210120989 and 202221210121007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10111060506042 + ... + 10111060506061.

It is an arithmetic number, because the mean of its divisors is an integer number (45499772277234).

Almost surely, 2^{202221210121030} is an apocalyptic number.

202221210121030 is a deficient number, since it is larger than the sum of its proper divisors (161776968096842).

202221210121030 is a wasteful number, since it uses less digits than its factorization.

202221210121030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20222121012110.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 202221210121030 its reverse (30121012122202), we get a palindrome (232342222243232).

The spelling of 202221210121030 in words is "two hundred two trillion, two hundred twenty-one billion, two hundred ten million, one hundred twenty-one thousand, thirty".