101254345450 has 24 divisors (see below), whose sum is σ = 188357578272. Its totient is φ = 40496470320.

The previous prime is 101254345427. The next prime is 101254345457. The reversal of 101254345450 is 54543452101.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (101254345457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 268617 + ... + 524083.

It is an arithmetic number, because the mean of its divisors is an integer number (7848232428).

Almost surely, 2^101254345450 is an apocalyptic number.

101254345450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101254345450 is a deficient number, since it is larger than the sum of its proper divisors (87103232822).

101254345450 is a wasteful number, since it uses less digits than its factorization.

101254345450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263406 (or 263401 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 101254345450 its reverse (54543452101), we get a palindrome (155797797551).

The spelling of 101254345450 in words is "one hundred one billion, two hundred fifty-four million, three hundred forty-five thousand, four hundred fifty".