101561225223234 has 16 divisors (see below), whose sum is σ = 232139943367488. Its totient is φ = 29017492920912.

The previous prime is 101561225223217. The next prime is 101561225223319. The reversal of 101561225223234 is 432322522165101.

It is a junction number, because it is equal to n+sod(n) for n = 101561225223192 and 101561225223201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1209062204997 + ... + 1209062205080.

It is an arithmetic number, because the mean of its divisors is an integer number (14508746460468).

Almost surely, 2^{101561225223234} is an apocalyptic number.

101561225223234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

101561225223234 is an abundant number, since it is smaller than the sum of its proper divisors (130578718144254).

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

101561225223234 is a wasteful number, since it uses less digits than its factorization.

101561225223234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418124410089.

The product of its (nonzero) digits is 172800, while the sum is 39.

Adding to 101561225223234 its reverse (432322522165101), we get a palindrome (533883747388335).

The spelling of 101561225223234 in words is "one hundred one trillion, five hundred sixty-one billion, two hundred twenty-five million, two hundred twenty-three thousand, two hundred thirty-four".