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10101241031 = 71443034433
BaseRepresentation
bin10010110100001010…
…01011010011000111
3222001222021012201012
421122011023103013
5131141404203111
64350200352435
7505214063210
oct113205132307
928058235635
1010101241031
114313983992
121b5aa7571b
13c4c976acb
146bb798407
153e1c0a48b
hex25a14b4c7

10101241031 has 4 divisors (see below), whose sum is σ = 11544275472. Its totient is φ = 8658206592.

The previous prime is 10101241021. The next prime is 10101241043. The reversal of 10101241031 is 13014210101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13014210101 = 47507273943.

It is not a de Polignac number, because 10101241031 - 26 = 10101240967 is a prime.

It is a super-2 number, since 2×101012410312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10101240997 and 10101241015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10101241021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 721517210 + ... + 721517223.

It is an arithmetic number, because the mean of its divisors is an integer number (2886068868).

Almost surely, 210101241031 is an apocalyptic number.

10101241031 is a deficient number, since it is larger than the sum of its proper divisors (1443034441).

10101241031 is an equidigital number, since it uses as much as digits as its factorization.

10101241031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443034440.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10101241031 its reverse (13014210101), we get a palindrome (23115451132).

The spelling of 10101241031 in words is "ten billion, one hundred one million, two hundred forty-one thousand, thirty-one".

Divisors: 1 7 1443034433 10101241031