Search a number
-
+
1010222122211 = 2129474505459
BaseRepresentation
bin11101011001101011110…
…11100100010011100011
310120120120010011000222222
432230311323210103203
5113022413330402321
62052031210021255
7132662150233421
oct16546573442343
93516503130888
101010222122211
1135a484062685
1214395541782b
1374356cb7673
1436c75caa111
151b428d9d3ab
hexeb35ee44e3

1010222122211 has 4 divisors (see below), whose sum is σ = 1010696629800. Its totient is φ = 1009747614624.

The previous prime is 1010222122193. The next prime is 1010222122219. The reversal of 1010222122211 is 1122212220101.

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 1010222122211 - 210 = 1010222121187 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1010222122211.

It is not an unprimeable number, because it can be changed into a prime (1010222122219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 237250601 + ... + 237254858.

It is an arithmetic number, because the mean of its divisors is an integer number (252674157450).

Almost surely, 21010222122211 is an apocalyptic number.

1010222122211 is a deficient number, since it is larger than the sum of its proper divisors (474507589).

1010222122211 is an equidigital number, since it uses as much as digits as its factorization.

1010222122211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474507588.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1010222122211 its reverse (1122212220101), we get a palindrome (2132434342312).

The spelling of 1010222122211 in words is "one trillion, ten billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred eleven".

Divisors: 1 2129 474505459 1010222122211