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10102122301 = 73138385237
BaseRepresentation
bin10010110100010001…
…00010011100111101
3222002000220222120211
421122020202130331
5131142120403201
64350231312421
7505224423415
oct113210423475
928060828524
1010102122301
114314426007
121b5b21b711
13c4cbc4c7b
146bb947645
153e1d31651
hex25a22273d

10102122301 has 4 divisors (see below), whose sum is σ = 10240507612. Its totient is φ = 9963736992.

The previous prime is 10102122227. The next prime is 10102122319. The reversal of 10102122301 is 10322120101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10322120101 = 19543269479.

It can be written as a sum of positive squares in 2 ways, for example, as 2366919801 + 7735202500 = 48651^2 + 87950^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10102122301 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 (10102122341) 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, 69192546 + ... + 69192691.

It is an arithmetic number, because the mean of its divisors is an integer number (2560126903).

Almost surely, 210102122301 is an apocalyptic number.

It is an amenable number.

10102122301 is a deficient number, since it is larger than the sum of its proper divisors (138385311).

10102122301 is an equidigital number, since it uses as much as digits as its factorization.

10102122301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138385310.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10102122301 its reverse (10322120101), we get a palindrome (20424242402).

The spelling of 10102122301 in words is "ten billion, one hundred two million, one hundred twenty-two thousand, three hundred one".

Divisors: 1 73 138385237 10102122301