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1201230220202 = 23119374680971
BaseRepresentation
bin10001011110101110111…
…001101000101110101010
311020211120210120202211122
4101132232321220232222
5124140104414021302
62315500524255242
7152533414254605
oct21365671505652
94224523522748
101201230220202
11423491163801
121749816a1522
138937743045c
14421d5a8333c
15213a7be53a2
hex117aee68baa

1201230220202 has 8 divisors (see below), whose sum is σ = 1859969373312. Its totient is φ = 581240429100.

The previous prime is 1201230220193. The next prime is 1201230220243. The reversal of 1201230220202 is 2020220321021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9687340424 + ... + 9687340547.

It is an arithmetic number, because the mean of its divisors is an integer number (232496171664).

Almost surely, 21201230220202 is an apocalyptic number.

1201230220202 is a deficient number, since it is larger than the sum of its proper divisors (658739153110).

1201230220202 is a wasteful number, since it uses less digits than its factorization.

1201230220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19374681004.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 1201230220202 its reverse (2020220321021), we get a palindrome (3221450541223).

The spelling of 1201230220202 in words is "one trillion, two hundred one billion, two hundred thirty million, two hundred twenty thousand, two hundred two".

Divisors: 1 2 31 62 19374680971 38749361942 600615110101 1201230220202