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2311010101112 = 231132556427103
BaseRepresentation
bin100001101000010010111…
…011111010011101111000
322011221010021012222001212
4201220102323322131320
5300330422041213422
64525355142502252
7325651661513516
oct41502273723570
98157107188055
102311010101112
11811103a54aa9
12313a80734988
13139c094161bb
147dbd3d714b6
15401ac0739e2
hex21a12efa778

2311010101112 has 16 divisors (see below), whose sum is σ = 4371490347840. Its totient is φ = 1145279341696.

The previous prime is 2311010101087. The next prime is 2311010101117. The reversal of 2311010101112 is 2111010101132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2311010101117) 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, 1278212648 + ... + 1278214455.

It is an arithmetic number, because the mean of its divisors is an integer number (273218146740).

Almost surely, 22311010101112 is an apocalyptic number.

It is an amenable number.

2311010101112 is a deficient number, since it is larger than the sum of its proper divisors (2060480246728).

2311010101112 is a wasteful number, since it uses less digits than its factorization.

2311010101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2556427222 (or 2556427218 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 2311010101112 its reverse (2111010101132), we get a palindrome (4422020202244).

The spelling of 2311010101112 in words is "two trillion, three hundred eleven billion, ten million, one hundred one thousand, one hundred twelve".

Divisors: 1 2 4 8 113 226 452 904 2556427103 5112854206 10225708412 20451416824 288876262639 577752525278 1155505050556 2311010101112