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20020200303 = 331792724949
BaseRepresentation
bin10010101001010011…
…000000001101101111
31220200020112112212010
4102221103000031233
5312000132402203
613110330212303
71306055615625
oct225123001557
956606475763
1020020200303
118543976894
123a68884093
131b7092b28c
14d7cc63515
157c290b303
hex4a94c036f

20020200303 has 16 divisors (see below), whose sum is σ = 27903488000. Its totient is φ = 12752756640.

The previous prime is 20020200301. The next prime is 20020200341. The reversal of 20020200303 is 30300202002.

It is not a de Polignac number, because 20020200303 - 21 = 20020200301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020200301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1355128 + ... + 1369821.

It is an arithmetic number, because the mean of its divisors is an integer number (1743968000).

Almost surely, 220020200303 is an apocalyptic number.

20020200303 is a deficient number, since it is larger than the sum of its proper divisors (7883287697).

20020200303 is a wasteful number, since it uses less digits than its factorization.

20020200303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2725062.

The product of its (nonzero) digits is 72, while the sum is 12.

Adding to 20020200303 its reverse (30300202002), we get a palindrome (50320402305).

The spelling of 20020200303 in words is "twenty billion, twenty million, two hundred thousand, three hundred three".

Divisors: 1 3 31 79 93 237 2449 7347 2724949 8174847 84473419 215270971 253420257 645812913 6673400101 20020200303