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1010022122231 = 4213032397377
BaseRepresentation
bin11101011001010100000…
…00101000001011110111
310120120001011210222121022
432230222000220023313
5113022011130402411
62051555303211355
7132654201246203
oct16545200501367
93516034728538
101010022122231
1135a39117a741
121438ba446b5b
1374324730395
1436c574c7b03
151b416543edb
hexeb2a0282f7

1010022122231 has 4 divisors (see below), whose sum is σ = 1010024940912. Its totient is φ = 1010019303552.

The previous prime is 1010022122177. The next prime is 1010022122257. The reversal of 1010022122231 is 1322212200101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1010022122231 - 26 = 1010022122167 is a prime.

It is a super-2 number, since 2×10100221222312 (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 (1010022122281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 777386 + ... + 1619991.

It is an arithmetic number, because the mean of its divisors is an integer number (252506235228).

Almost surely, 21010022122231 is an apocalyptic number.

1010022122231 is a deficient number, since it is larger than the sum of its proper divisors (2818681).

1010022122231 is an equidigital number, since it uses as much as digits as its factorization.

1010022122231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2818680.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1010022122231 its reverse (1322212200101), we get a palindrome (2332234322332).

The spelling of 1010022122231 in words is "one trillion, ten billion, twenty-two million, one hundred twenty-two thousand, two hundred thirty-one".

Divisors: 1 421303 2397377 1010022122231