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10230213122 = 25115106561
BaseRepresentation
bin10011000011100010…
…01010101000000010
3222101221221200011022
421201301022220002
5131422413304442
64411044545442
7511341243143
oct114161125002
928357850138
1010230213122
11437a763598
121b960b2282
13c705c275c
146d096baca
153ed1d43d2
hex261c4aa02

10230213122 has 4 divisors (see below), whose sum is σ = 15345319686. Its totient is φ = 5115106560.

The previous prime is 10230213109. The next prime is 10230213127. The reversal of 10230213122 is 22131203201.

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

It can be written as a sum of positive squares in only one way, i.e., 6776417761 + 3453795361 = 82319^2 + 58769^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10230213122.

It is not an unprimeable number, because it can be changed into a prime (10230213127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2557553279 + ... + 2557553282.

Almost surely, 210230213122 is an apocalyptic number.

10230213122 is a deficient number, since it is larger than the sum of its proper divisors (5115106564).

10230213122 is an equidigital number, since it uses as much as digits as its factorization.

10230213122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5115106563.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10230213122 its reverse (22131203201), we get a palindrome (32361416323).

The spelling of 10230213122 in words is "ten billion, two hundred thirty million, two hundred thirteen thousand, one hundred twenty-two".

Divisors: 1 2 5115106561 10230213122