101123143226 has 16 divisors (see below), whose sum is σ = 173359056384. Its totient is φ = 43337215824.

The previous prime is 101123143169. The next prime is 101123143259. The reversal of 101123143226 is 622341321101.

It is a happy number.

It is a super-2 number, since 2×101123143226² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101123143195 and 101123143204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 510551 + ... + 680373.

It is an arithmetic number, because the mean of its divisors is an integer number (10834941024).

Almost surely, 2^101123143226 is an apocalyptic number.

101123143226 is a deficient number, since it is larger than the sum of its proper divisors (72235913158).

101123143226 is a wasteful number, since it uses less digits than its factorization.

101123143226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212365.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 101123143226 its reverse (622341321101), we get a palindrome (723464464327).

The spelling of 101123143226 in words is "one hundred one billion, one hundred twenty-three million, one hundred forty-three thousand, two hundred twenty-six".