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10121044302 = 232562280239
BaseRepresentation
bin10010110110100001…
…01110000101001110
3222010100112022200200
421123100232011032
5131211441404202
64352145034330
7505544312535
oct113320560516
928110468620
1010121044302
11432407a426
121b656259a6
13c53abb815
146c027131c
153e381ce1c
hex25b42e14e

10121044302 has 12 divisors (see below), whose sum is σ = 21928929360. Its totient is φ = 3373681428.

The previous prime is 10121044301. The next prime is 10121044337. The reversal of 10121044302 is 20344012101.

10121044302 is a `hidden beast` number, since 10 + 1 + 210 + 443 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 562280239 = 10121044302 / (1 + 0 + 1 + 2 + 1 + 0 + 4 + 4 + 3 + 0 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10121044301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 281140102 + ... + 281140137.

It is an arithmetic number, because the mean of its divisors is an integer number (1827410780).

Almost surely, 210121044302 is an apocalyptic number.

10121044302 is an abundant number, since it is smaller than the sum of its proper divisors (11807885058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10121044302 is a wasteful number, since it uses less digits than its factorization.

10121044302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562280247 (or 562280244 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 10121044302 its reverse (20344012101), we get a palindrome (30465056403).

The spelling of 10121044302 in words is "ten billion, one hundred twenty-one million, forty-four thousand, three hundred two".

Divisors: 1 2 3 6 9 18 562280239 1124560478 1686840717 3373681434 5060522151 10121044302