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1012022031223 = 7178504386817
BaseRepresentation
bin11101011101000010011…
…01101011001101110111
310120202012112222212222201
432232201031223031313
5113040110114444343
62052525544205331
7133054564221520
oct16564115531567
93522175885881
101012022031223
11360218064995
12144178169847
1374582b75198
1436da6d5b847
151b4d1dd994d
hexeba136b377

1012022031223 has 8 divisors (see below), whose sum is σ = 1224631701792. Its totient is φ = 816421134336.

The previous prime is 1012022031203. The next prime is 1012022031233. The reversal of 1012022031223 is 3221302202101.

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

It is not a de Polignac number, because 1012022031223 - 225 = 1011988476791 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1012022031223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012022031203) 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, 4252193290 + ... + 4252193527.

It is an arithmetic number, because the mean of its divisors is an integer number (153078962724).

Almost surely, 21012022031223 is an apocalyptic number.

1012022031223 is a deficient number, since it is larger than the sum of its proper divisors (212609670569).

1012022031223 is an equidigital number, since it uses as much as digits as its factorization.

1012022031223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8504386841.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 1012022031223 its reverse (3221302202101), we get a palindrome (4233324233324).

The spelling of 1012022031223 in words is "one trillion, twelve billion, twenty-two million, thirty-one thousand, two hundred twenty-three".

Divisors: 1 7 17 119 8504386817 59530707719 144574575889 1012022031223