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2122032031 = 7639747389
BaseRepresentation
bin111111001111011…
…1010001110011111
312110212222101200221
41332132322032133
513321220011111
6550322302211
7103404655210
oct17636721637
95425871627
102122032031
11999917089
124b27b7967
1327a833172
14161b83407
15c646a371
hex7e7ba39f

2122032031 has 8 divisors (see below), whose sum is σ = 2425609760. Its totient is φ = 1818561888.

The previous prime is 2122032023. The next prime is 2122032053. The reversal of 2122032031 is 1302302212.

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 2122032031 - 23 = 2122032023 is a prime.

It is a super-2 number, since 2×21220320312 = 9006039881179969922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2122031996 and 2122032014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122032091) 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, 21085 + ... + 68473.

It is an arithmetic number, because the mean of its divisors is an integer number (303201220).

Almost surely, 22122032031 is an apocalyptic number.

2122032031 is a deficient number, since it is larger than the sum of its proper divisors (303577729).

2122032031 is an equidigital number, since it uses as much as digits as its factorization.

2122032031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53793.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 2122032031 is about 46065.5188942879. The cubic root of 2122032031 is about 1285.0419686818.

Adding to 2122032031 its reverse (1302302212), we get a palindrome (3424334243).

The spelling of 2122032031 in words is "two billion, one hundred twenty-two million, thirty-two thousand, thirty-one".

Divisors: 1 7 6397 44779 47389 331723 303147433 2122032031