Search a number
-
+
10211202012021 = 331169364854029
BaseRepresentation
bin1001010010010111101100…
…0100011001001101110101
31100011011220020002002221220
42110211323010121031311
52314300020203341041
633414543401100553
72102510051001423
oct224457304311565
940134806062856
1010211202012021
11328760136a69a
12118abbaa87759
13590bb21b207a
14274320c68113
1512a93ba5bd66
hex9497b119375

10211202012021 has 16 divisors (see below), whose sum is σ = 14062429032960. Its totient is φ = 6583980922560.

The previous prime is 10211202012013. The next prime is 10211202012059. The reversal of 10211202012021 is 12021020211201.

10211202012021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10211202012021 - 23 = 10211202012013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211202012001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32269566 + ... + 32584463.

It is an arithmetic number, because the mean of its divisors is an integer number (878901814560).

Almost surely, 210211202012021 is an apocalyptic number.

It is an amenable number.

10211202012021 is a deficient number, since it is larger than the sum of its proper divisors (3851227020939).

10211202012021 is a wasteful number, since it uses less digits than its factorization.

10211202012021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64855756.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 10211202012021 its reverse (12021020211201), we get a palindrome (22232222223222).

The spelling of 10211202012021 in words is "ten trillion, two hundred eleven billion, two hundred two million, twelve thousand, twenty-one".

Divisors: 1 3 31 93 1693 5079 52483 157449 64854029 194562087 2010474899 6031424697 109797871097 329393613291 3403734004007 10211202012021