10121122021203 has 6 divisors (see below), whose sum is σ = 14619398475084. Its totient is φ = 6747414680796.

The previous prime is 10121122021151. The next prime is 10121122021271. The reversal of 10121122021203 is 30212022112101.

10121122021203 is a `hidden beast` number, since 10 + 1 + 211 + 220 + 21 + 203 = 666.

It is not a de Polignac number, because 10121122021203 - 2¹³ = 10121122013011 is a prime.

It is a super-2 number, since 2×10121122021203² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10121122021403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 562284556725 + ... + 562284556742.

It is an arithmetic number, because the mean of its divisors is an integer number (2436566412514).

Almost surely, 2^{10121122021203} is an apocalyptic number.

10121122021203 is a deficient number, since it is larger than the sum of its proper divisors (4498276453881).

10121122021203 is a wasteful number, since it uses less digits than its factorization.

10121122021203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124569113473 (or 1124569113470 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 10121122021203 its reverse (30212022112101), we get a palindrome (40333144133304).

The spelling of 10121122021203 in words is "ten trillion, one hundred twenty-one billion, one hundred twenty-two million, twenty-one thousand, two hundred three".