202113030 has 64 divisors (see below), whose sum is σ = 555932160. Its totient is φ = 46066944.

The previous prime is 202113001. The next prime is 202113031. The reversal of 202113030 is 30311202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 202112997 and 202113015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202113031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86842 + ... + 89138.

It is an arithmetic number, because the mean of its divisors is an integer number (8686440).

Almost surely, 2^202113030 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202113030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (277966080).

202113030 is an abundant number, since it is smaller than the sum of its proper divisors (353819130).

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

202113030 is a wasteful number, since it uses less digits than its factorization.

202113030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2733.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 202113030 is about 14216.6462289810. The cubic root of 202113030 is about 586.8558492981.

Adding to 202113030 its reverse (30311202), we get a palindrome (232424232).

It can be divided in two parts, 2021 and 13030, that added together give a palindrome (15051).

The spelling of 202113030 in words is "two hundred two million, one hundred thirteen thousand, thirty".