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103212130032122 = 2305926116868801
BaseRepresentation
bin10111011101111011110010…
…010110001101100111111010
3111112102222112210122222010012
4113131323302112031213322
5102012011420242011442
61003302555321021522
730511554541003436
oct2735736226154772
9445388483588105
10103212130032122
112a983022739791
12b6ab2516248a2
134578b29056ac7
141b6b6cabb59c6
15bdebb7341582
hex5ddef258d9fa

103212130032122 has 8 divisors (see below), whose sum is σ = 154818254832372. Its totient is φ = 51606045088000.

The previous prime is 103212130032119. The next prime is 103212130032133. The reversal of 103212130032122 is 221230031212301.

It can be written as a sum of positive squares in 2 ways, for example, as 103160200281961 + 51929750161 = 10156781^2 + 227881^2 .

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

It is a super-4 number, since 4×1032121300321224 (a number of 57 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2315879 + ... + 14552922.

Almost surely, 2103212130032122 is an apocalyptic number.

103212130032122 is a deficient number, since it is larger than the sum of its proper divisors (51606124800250).

103212130032122 is a wasteful number, since it uses less digits than its factorization.

103212130032122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19928064.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 103212130032122 its reverse (221230031212301), we get a palindrome (324442161244423).

The spelling of 103212130032122 in words is "one hundred three trillion, two hundred twelve billion, one hundred thirty million, thirty-two thousand, one hundred twenty-two".

Divisors: 1 2 3059261 6118522 16868801 33737602 51606065016061 103212130032122