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1111112022101 = 4992941175709
BaseRepresentation
bin10000001010110011011…
…011111111100001010101
310221012222022021222101212
4100022303123333201111
5121201024134201401
62210234322431205
7143163251233304
oct20126333774125
93835868258355
101111112022101
11399246851734
1215b411202505
1380a14c95493
143bac71b843b
151dd812bbdbb
hex102b36ff855

1111112022101 has 8 divisors (see below), whose sum is σ = 1113391260000. Its totient is φ = 1108832995440.

The previous prime is 1111112022049. The next prime is 1111112022131. The reversal of 1111112022101 is 1012202111111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1111112022101 is a prime.

It is a super-2 number, since 2×11111120221012 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111112022131) 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, 14638235 + ... + 14713943.

It is an arithmetic number, because the mean of its divisors is an integer number (139173907500).

Almost surely, 21111112022101 is an apocalyptic number.

It is an amenable number.

1111112022101 is a deficient number, since it is larger than the sum of its proper divisors (2279237899).

1111112022101 is an equidigital number, since it uses as much as digits as its factorization.

1111112022101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105619.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 1111112022101 its reverse (1012202111111), we get a palindrome (2123314133212).

The spelling of 1111112022101 in words is "one trillion, one hundred eleven billion, one hundred twelve million, twenty-two thousand, one hundred one".

Divisors: 1 499 29411 75709 14676089 37778791 2226677399 1111112022101