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1010102011111 = 89101112370899
BaseRepresentation
bin11101011001011101100…
…01011000010011100111
310120120020202010202112201
432230232301120103213
5113022142103323421
62052011235355331
7132656161300324
oct16545661302347
93516222122481
101010102011111
1135a422285406
12143921152b47
1374338151ccb
1436c63d61b4b
151b41d574b91
hexeb2ec584e7

1010102011111 has 8 divisors (see below), whose sum is σ = 1031564862000. Its totient is φ = 988863902400.

The previous prime is 1010102011091. The next prime is 1010102011129. The reversal of 1010102011111 is 1111102010101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1010102011111 - 233 = 1001512076519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010102011211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56176461 + ... + 56194438.

It is an arithmetic number, because the mean of its divisors is an integer number (128945607750).

Almost surely, 21010102011111 is an apocalyptic number.

1010102011111 is a deficient number, since it is larger than the sum of its proper divisors (21462850889).

1010102011111 is a wasteful number, since it uses less digits than its factorization.

1010102011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112371089.

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1010102011111 its reverse (1111102010101), we get a palindrome (2121204021212).

The spelling of 1010102011111 in words is "one trillion, ten billion, one hundred two million, eleven thousand, one hundred eleven".

Divisors: 1 89 101 8989 112370899 10001010011 11349460799 1010102011111