101223020355 has 96 divisors (see below), whose sum is σ = 183428209152. Its totient is φ = 47410851840.

The previous prime is 101223020329. The next prime is 101223020369. The reversal of 101223020355 is 553020322101.

It is a happy number.

It is not a de Polignac number, because 101223020355 - 2¹⁵ = 101222987587 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9853932 + ... + 9864198.

It is an arithmetic number, because the mean of its divisors is an integer number (1910710512).

Almost surely, 2^101223020355 is an apocalyptic number.

101223020355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

101223020355 is a deficient number, since it is larger than the sum of its proper divisors (82205188797).

101223020355 is a wasteful number, since it uses less digits than its factorization.

101223020355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10397 (or 10356 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 24.

Adding to 101223020355 its reverse (553020322101), we get a palindrome (654243342456).

The spelling of 101223020355 in words is "one hundred one billion, two hundred twenty-three million, twenty thousand, three hundred fifty-five".