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2220134212031 = 29259129547029
BaseRepresentation
bin100000010011101010010…
…011111010000110111111
321212020112222012111000012
4200103222103322012333
5242333313324241111
64415525433053435
7316253665301501
oct40235223720677
97766488174005
102220134212031
1178660a97a53a
122ba33a55727b
13131485cbcb78
14796529d1d71
153cb3dd7e48b
hex204ea4fa1bf

2220134212031 has 8 divisors (see below), whose sum is σ = 2297577052800. Its totient is φ = 2142750470560.

The previous prime is 2220134212019. The next prime is 2220134212103. The reversal of 2220134212031 is 1302124310222.

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 2220134212031 - 226 = 2220067103167 is a prime.

It is a super-2 number, since 2×22201342120312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2220134211988 and 2220134212006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220134212531) 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, 14698376 + ... + 14848653.

It is an arithmetic number, because the mean of its divisors is an integer number (287197131600).

Almost surely, 22220134212031 is an apocalyptic number.

2220134212031 is a deficient number, since it is larger than the sum of its proper divisors (77442840769).

2220134212031 is a wasteful number, since it uses less digits than its factorization.

2220134212031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29549649.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 2220134212031 its reverse (1302124310222), we get a palindrome (3522258522253).

The spelling of 2220134212031 in words is "two trillion, two hundred twenty billion, one hundred thirty-four million, two hundred twelve thousand, thirty-one".

Divisors: 1 29 2591 75139 29547029 856863841 76556352139 2220134212031