200113020 has 72 divisors (see below), whose sum is σ = 623435904. Its totient is φ = 51919488.

The previous prime is 200113009. The next prime is 200113031. The reversal of 200113020 is 20311002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (200113009) and next prime (200113031).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 200112993 and 200113011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8364 + ... + 21683.

It is an arithmetic number, because the mean of its divisors is an integer number (8658832).

Almost surely, 2^200113020 is an apocalyptic number.

200113020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200113020 is an abundant number, since it is smaller than the sum of its proper divisors (423322884).

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

200113020 is a wasteful number, since it uses less digits than its factorization.

200113020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30099 (or 30094 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 200113020 is about 14146.1309197957. The cubic root of 200113020 is about 584.9136843940.

Adding to 200113020 its reverse (20311002), we get a palindrome (220424022).

The spelling of 200113020 in words is "two hundred million, one hundred thirteen thousand, twenty".