202011221030 has 32 divisors (see below), whose sum is σ = 365313434400. Its totient is φ = 80428419072.

The previous prime is 202011221029. The next prime is 202011221057. The reversal of 202011221030 is 30122110202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202011220996 and 202011221014.

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, 9467654 + ... + 9488966.

It is an arithmetic number, because the mean of its divisors is an integer number (11416044825).

Almost surely, 2^202011221030 is an apocalyptic number.

202011221030 is a deficient number, since it is larger than the sum of its proper divisors (163302213370).

202011221030 is a wasteful number, since it uses less digits than its factorization.

202011221030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25688.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 202011221030 its reverse (30122110202), we get a palindrome (232133331232).

The spelling of 202011221030 in words is "two hundred two billion, eleven million, two hundred twenty-one thousand, thirty".