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BaseRepresentation
bin10001011101111000001…
…111100011110001101010
311020202012220002100022200
4101131320033203301222
5124131220141021302
62315225530001030
7152501611013325
oct21357017436152
94222186070280
101200313220202
11423060580068
12174766576176
138925c463cc5
1442149d7d7bc
152135245b81c
hex117783e3c6a

1200313220202 has 12 divisors (see below), whose sum is σ = 2600678643810. Its totient is φ = 400104406728.

The previous prime is 1200313220173. The next prime is 1200313220251. The reversal of 1200313220202 is 2020223130021.

Adding to 1200313220202 its reverse (2020223130021), we get a palindrome (3220536350223).

It can be written as a sum of positive squares in only one way, i.e., 1162948716801 + 37364503401 = 1078401^2 + 193299^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 66684067789 = 1200313220202 / (1 + 2 + 0 + 0 + 3 + 1 + 3 + 2 + 2 + 0 + 2 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33342033877 + ... + 33342033912.

Almost surely, 21200313220202 is an apocalyptic number.

1200313220202 is an abundant number, since it is smaller than the sum of its proper divisors (1400365423608).

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

1200313220202 is a wasteful number, since it uses less digits than its factorization.

1200313220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66684067797 (or 66684067794 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The spelling of 1200313220202 in words is "one trillion, two hundred billion, three hundred thirteen million, two hundred twenty thousand, two hundred two".