101310221103 has 32 divisors (see below), whose sum is σ = 166369330176. Its totient is φ = 53400860928.

The previous prime is 101310221087. The next prime is 101310221153. The reversal of 101310221103 is 301122013101.

It is a happy number.

It is not a de Polignac number, because 101310221103 - 2⁴ = 101310221087 is a prime.

It is a super-4 number, since 4×101310221103⁴ (a number of 45 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101310221153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 261726 + ... + 520692.

It is an arithmetic number, because the mean of its divisors is an integer number (5199041568).

Almost surely, 2^101310221103 is an apocalyptic number.

101310221103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

101310221103 is a deficient number, since it is larger than the sum of its proper divisors (65059109073).

101310221103 is a wasteful number, since it uses less digits than its factorization.

101310221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260423.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 101310221103 its reverse (301122013101), we get a palindrome (402432234204).

The spelling of 101310221103 in words is "one hundred one billion, three hundred ten million, two hundred twenty-one thousand, one hundred three".