101102112121203 has 12 divisors (see below), whose sum is σ = 146046685296408. Its totient is φ = 67396653717120.

The previous prime is 101102112121177. The next prime is 101102112121211. The reversal of 101102112121203 is 302121211201101.

It is a happy number.

101102112121203 is a `hidden beast` number, since 10 + 110 + 211 + 212 + 120 + 3 = 666.

It is not a de Polignac number, because 101102112121203 - 2¹² = 101102112117107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101102112121223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 396062293 + ... + 396317478.

It is an arithmetic number, because the mean of its divisors is an integer number (12170557108034).

Almost surely, 2^{101102112121203} is an apocalyptic number.

101102112121203 is a deficient number, since it is larger than the sum of its proper divisors (44944573175205).

101102112121203 is a wasteful number, since it uses less digits than its factorization.

101102112121203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792393954 (or 792393951 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 101102112121203 its reverse (302121211201101), we get a palindrome (403223323322304).

The spelling of 101102112121203 in words is "one hundred one trillion, one hundred two billion, one hundred twelve million, one hundred twenty-one thousand, two hundred three".