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1012020210211 = 3169319350019
BaseRepresentation
bin11101011101000010001…
…10101110101000100011
310120202012102120101000211
432232201012232220203
5113040104133211321
62052525441154551
7133054542565453
oct16564106565043
93522172511024
101012020210211
1136021703081a
1214417762ba57
137458268836a
1436da6a05d63
151b4d1b7a0e1
hexeba11aea23

1012020210211 has 4 divisors (see below), whose sum is σ = 1012339563400. Its totient is φ = 1011700857024.

The previous prime is 1012020210209. The next prime is 1012020210247. The reversal of 1012020210211 is 1120120202101.

1012020210211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012020210211 - 21 = 1012020210209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012020210191 and 1012020210200.

It is not an unprimeable number, because it can be changed into a prime (1012020214211) 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, 159671841 + ... + 159678178.

It is an arithmetic number, because the mean of its divisors is an integer number (253084890850).

Almost surely, 21012020210211 is an apocalyptic number.

1012020210211 is a deficient number, since it is larger than the sum of its proper divisors (319353189).

1012020210211 is an equidigital number, since it uses as much as digits as its factorization.

1012020210211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319353188.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1012020210211 its reverse (1120120202101), we get a palindrome (2132140412312).

The spelling of 1012020210211 in words is "one trillion, twelve billion, twenty million, two hundred ten thousand, two hundred eleven".

Divisors: 1 3169 319350019 1012020210211