101225101104550 has 12 divisors (see below), whose sum is σ = 188278688054556. Its totient is φ = 40490040441800.

The previous prime is 101225101104529. The next prime is 101225101104557. The reversal of 101225101104550 is 55401101522101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101225101104557) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1012251010996 + ... + 1012251011095.

It is an arithmetic number, because the mean of its divisors is an integer number (15689890671213).

Almost surely, 2^{101225101104550} is an apocalyptic number.

101225101104550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101225101104550 is a deficient number, since it is larger than the sum of its proper divisors (87053586950006).

101225101104550 is a wasteful number, since it uses less digits than its factorization.

101225101104550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024502022103 (or 2024502022098 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 28.

Adding to 101225101104550 its reverse (55401101522101), we get a palindrome (156626202626651).

The spelling of 101225101104550 in words is "one hundred one trillion, two hundred twenty-five billion, one hundred one million, one hundred four thousand, five hundred fifty".