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1010102211111 = 37219361654927
BaseRepresentation
bin11101011001011101100…
…10001001001000100111
310120120020202111220220010
432230232302021020213
5113022142131223421
62052011243541303
7132656163062400
oct16545662111047
93516222456803
101010102211111
1135a4224016a4
1214392122a833
13743381c2056
1436c63db49a7
151b41d5b4076
hexeb2ec89227

1010102211111 has 24 divisors (see below), whose sum is σ = 1649146471680. Its totient is φ = 546822248112.

The previous prime is 1010102211089. The next prime is 1010102211119. The reversal of 1010102211111 is 1111122010101.

1010102211111 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 1010102211111 - 26 = 1010102211047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010102211119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 180824671 + ... + 180830256.

It is an arithmetic number, because the mean of its divisors is an integer number (68714436320).

Almost surely, 21010102211111 is an apocalyptic number.

1010102211111 is a deficient number, since it is larger than the sum of its proper divisors (639044260569).

1010102211111 is a wasteful number, since it uses less digits than its factorization.

1010102211111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361654963 (or 361654956 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 1010102211111 its reverse (1111122010101), we get a palindrome (2121224221212).

The spelling of 1010102211111 in words is "one trillion, ten billion, one hundred two million, two hundred eleven thousand, one hundred eleven".

Divisors: 1 3 7 19 21 49 57 133 147 399 931 2793 361654927 1084964781 2531584489 6871443613 7594753467 17721091423 20614330839 48100105291 53163274269 144300315873 336700737037 1010102211111