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10020220103 = 87131150031
BaseRepresentation
bin10010101010100000…
…00110110011000111
3221212022210220220002
421111100012303013
5131010134020403
64334144031515
7503211315455
oct112520066307
927768726802
1010020220103
114282175743
121b3790259b
13c38c49b2a
146b0b079d5
153d9a54188
hex255406cc7

10020220103 has 4 divisors (see below), whose sum is σ = 10021378848. Its totient is φ = 10019061360.

The previous prime is 10020220081. The next prime is 10020220129. The reversal of 10020220103 is 30102202001.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10020220103 - 216 = 10020154567 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 (10020220163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566303 + ... + 583728.

It is an arithmetic number, because the mean of its divisors is an integer number (2505344712).

Almost surely, 210020220103 is an apocalyptic number.

10020220103 is a deficient number, since it is larger than the sum of its proper divisors (1158745).

10020220103 is an equidigital number, since it uses as much as digits as its factorization.

10020220103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158744.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 10020220103 its reverse (30102202001), we get a palindrome (40122422104).

The spelling of 10020220103 in words is "ten billion, twenty million, two hundred twenty thousand, one hundred three".

Divisors: 1 8713 1150031 10020220103