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10100230121 = 193671448477
BaseRepresentation
bin10010110100000010…
…10100011111101001
3222001220100212000002
421122001110133221
5131141124330441
64350122552345
7505202353022
oct113201243751
928056325002
1010100230121
114313353423
121b5a6686b5
13c4c6b1937
146bb5b3c49
153e1aaab9b
hex25a0547e9

10100230121 has 8 divisors (see below), whose sum is σ = 10660798080. Its totient is φ = 9542559888.

The previous prime is 10100230093. The next prime is 10100230163. The reversal of 10100230121 is 12103200101.

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

It is a cyclic number.

It is not a de Polignac number, because 10100230121 - 26 = 10100230057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10100235121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 717266 + ... + 731211.

It is an arithmetic number, because the mean of its divisors is an integer number (1332599760).

Almost surely, 210100230121 is an apocalyptic number.

It is an amenable number.

10100230121 is a deficient number, since it is larger than the sum of its proper divisors (560567959).

10100230121 is a wasteful number, since it uses less digits than its factorization.

10100230121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1448863.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 10100230121 its reverse (12103200101), we get a palindrome (22203430222).

The spelling of 10100230121 in words is "ten billion, one hundred million, two hundred thirty thousand, one hundred twenty-one".

Divisors: 1 19 367 6973 1448477 27521063 531591059 10100230121