101204321351550 has 96 divisors (see below), whose sum is σ = 261902525236992. Its totient is φ = 25814106151680.

The previous prime is 101204321351543. The next prime is 101204321351629. The reversal of 101204321351550 is 55153123402101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 385119802 + ... + 385382498.

It is an arithmetic number, because the mean of its divisors is an integer number (2728151304552).

Almost surely, 2^{101204321351550} is an apocalyptic number.

101204321351550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101204321351550 is an abundant number, since it is smaller than the sum of its proper divisors (160698203885442).

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

101204321351550 is a wasteful number, since it uses less digits than its factorization.

101204321351550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374402 (or 374397 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 101204321351550 its reverse (55153123402101), we get a palindrome (156357444753651).

The spelling of 101204321351550 in words is "one hundred one trillion, two hundred four billion, three hundred twenty-one million, three hundred fifty-one thousand, five hundred fifty".