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101111012011 = 2331713867921
BaseRepresentation
bin101111000101010101…
…1111001101010101011
3100122222121012121012201
41132022223321222223
53124033404341021
6114241051521031
710206424264402
oct1361253715253
9318877177181
10101111012011
1139976591949
1217719a59177
1396c4a477b9
144c72828639
15296ba48591
hex178aaf9aab

101111012011 has 8 divisors (see below), whose sum is σ = 105839980704. Its totient is φ = 96409779840.

The previous prime is 101111011993. The next prime is 101111012059. The reversal of 101111012011 is 110210111101.

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 101111012011 - 223 = 101102623403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101111012311) 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, 6926670 + ... + 6941251.

It is an arithmetic number, because the mean of its divisors is an integer number (13229997588).

Almost surely, 2101111012011 is an apocalyptic number.

101111012011 is a deficient number, since it is larger than the sum of its proper divisors (4728968693).

101111012011 is a wasteful number, since it uses less digits than its factorization.

101111012011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13868261.

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

Adding to 101111012011 its reverse (110210111101), we get a palindrome (211321123112).

The spelling of 101111012011 in words is "one hundred one billion, one hundred eleven million, twelve thousand, eleven".

Divisors: 1 23 317 7291 13867921 318962183 4396130957 101111012011