101432434520 has 16 divisors (see below), whose sum is σ = 228222977760. Its totient is φ = 40572973792.

The previous prime is 101432434487. The next prime is 101432434531. The reversal of 101432434520 is 25434234101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1267905392 + ... + 1267905471.

It is an arithmetic number, because the mean of its divisors is an integer number (14263936110).

Almost surely, 2^101432434520 is an apocalyptic number.

101432434520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101432434520 is an abundant number, since it is smaller than the sum of its proper divisors (126790543240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101432434520 is a wasteful number, since it uses less digits than its factorization.

101432434520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535810874 (or 2535810870 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 101432434520 its reverse (25434234101), we get a palindrome (126866668621).

The spelling of 101432434520 in words is "one hundred one billion, four hundred thirty-two million, four hundred thirty-four thousand, five hundred twenty".