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1200202103030 = 25722449392047
BaseRepresentation
bin10001011101110001100…
…111101011100011110110
311020201221011000000012212
4101131301213223203312
5124131003214244110
62315210520213422
7152466061356500
oct21356147534366
94221834000185
101200202103030
11423003886097
1217473530a272
138924242a2b8
14421392d6d70
152134780ce05
hex117719eb8f6

1200202103030 has 24 divisors (see below), whose sum is σ = 2513076241248. Its totient is φ = 411497863728.

The previous prime is 1200202103021. The next prime is 1200202103077. The reversal of 1200202103030 is 303012020021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1200202102996 and 1200202103014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1224695534 + ... + 1224696513.

It is an arithmetic number, because the mean of its divisors is an integer number (104711510052).

Almost surely, 21200202103030 is an apocalyptic number.

1200202103030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200202103030 is an abundant number, since it is smaller than the sum of its proper divisors (1312874138218).

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

1200202103030 is a wasteful number, since it uses less digits than its factorization.

1200202103030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449392068 (or 2449392061 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 1200202103030 its reverse (303012020021), we get a palindrome (1503214123051).

The spelling of 1200202103030 in words is "one trillion, two hundred billion, two hundred two million, one hundred three thousand, thirty".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 2449392047 4898784094 12246960235 17145744329 24493920470 34291488658 85728721645 120020210303 171457443290 240040420606 600101051515 1200202103030