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2022010031 = 2454782373
BaseRepresentation
bin111100010000101…
…0110110010101111
312012220202202022102
41320201112302233
513120113310111
6532350405315
7101051541656
oct17041266257
95186682272
102022010031
11948410078
1248520083b
13262bb2652
1415278819d
15bc7ae13b
hex78856caf

2022010031 has 4 divisors (see below), whose sum is σ = 2022116952. Its totient is φ = 2021903112.

The previous prime is 2022010009. The next prime is 2022010033. The reversal of 2022010031 is 1300102202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2022010031 - 26 = 2022009967 is a prime.

It is a super-2 number, since 2×20220100312 = 8177049130929241922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2022009994 and 2022010021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2022010033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16640 + ... + 65733.

It is an arithmetic number, because the mean of its divisors is an integer number (505529238).

Almost surely, 22022010031 is an apocalyptic number.

2022010031 is a deficient number, since it is larger than the sum of its proper divisors (106921).

2022010031 is an equidigital number, since it uses as much as digits as its factorization.

2022010031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106920.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 2022010031 is about 44966.7658499030. The cubic root of 2022010031 is about 1264.5260153033.

Adding to 2022010031 its reverse (1300102202), we get a palindrome (3322112233).

The spelling of 2022010031 in words is "two billion, twenty-two million, ten thousand, thirty-one".

Divisors: 1 24547 82373 2022010031