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2122130103 = 3707376701
BaseRepresentation
bin111111001111101…
…0010001010110111
312110220011101020020
41332133102022313
513321231130403
6550324340223
7103405544142
oct17637221267
95426141206
102122130103
11999983835
124b2844673
1327a8689b2
14161bab059
15c6489453
hex7e7d22b7

2122130103 has 4 divisors (see below), whose sum is σ = 2829506808. Its totient is φ = 1414753400.

The previous prime is 2122130099. The next prime is 2122130107. The reversal of 2122130103 is 3010312212.

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

It is an interprime number because it is at equal distance from previous prime (2122130099) and next prime (2122130107).

It is a cyclic number.

It is not a de Polignac number, because 2122130103 - 22 = 2122130099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122130107) 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, 353688348 + ... + 353688353.

It is an arithmetic number, because the mean of its divisors is an integer number (707376702).

Almost surely, 22122130103 is an apocalyptic number.

2122130103 is a deficient number, since it is larger than the sum of its proper divisors (707376705).

2122130103 is an equidigital number, since it uses as much as digits as its factorization.

2122130103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707376704.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2122130103 is about 46066.5833658195. The cubic root of 2122130103 is about 1285.0617649106.

Adding to 2122130103 its reverse (3010312212), we get a palindrome (5132442315).

The spelling of 2122130103 in words is "two billion, one hundred twenty-two million, one hundred thirty thousand, one hundred three".

Divisors: 1 3 707376701 2122130103