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122010123230031 = 377563524348479
BaseRepresentation
bin11011101111011110110010…
…000011011101101101001111
3121000000001110021021020212010
4123233132302003131231033
5111443003213021330111
61111254402105512303
734461640410550341
oct3357366203355517
9530001407236763
10122010123230031
1135970225847603
12118264674a2693
13531067506668a
14221b47019d291
15e18b6b233aa6
hex6ef7b20ddb4f

122010123230031 has 8 divisors (see below), whose sum is σ = 162682262010880. Its totient is φ = 81339033301272.

The previous prime is 122010123230011. The next prime is 122010123230053. The reversal of 122010123230031 is 130032321010221.

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

It is a de Polignac number, because none of the positive numbers 2k-122010123230031 is a prime.

It is a super-2 number, since 2×1220101232300312 (a number of 29 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 (122010123230011) 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, 261941551 + ... + 262406928.

It is an arithmetic number, because the mean of its divisors is an integer number (20335282751360).

Almost surely, 2122010123230031 is an apocalyptic number.

122010123230031 is a deficient number, since it is larger than the sum of its proper divisors (40672138780849).

122010123230031 is an equidigital number, since it uses as much as digits as its factorization.

122010123230031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524426045.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 122010123230031 its reverse (130032321010221), we get a palindrome (252042444240252).

The spelling of 122010123230031 in words is "one hundred twenty-two trillion, ten billion, one hundred twenty-three million, two hundred thirty thousand, thirty-one".

Divisors: 1 3 77563 232689 524348479 1573045437 40670041076677 122010123230031