10211020121103 has 32 divisors (see below), whose sum is σ = 14861686560000. Its totient is φ = 6211459199232.

The previous prime is 10211020121077. The next prime is 10211020121171. The reversal of 10211020121103 is 30112102011201.

It is not a de Polignac number, because 10211020121103 - 2¹² = 10211020117007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211020121903) 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, 6875593 + ... + 8227746.

It is an arithmetic number, because the mean of its divisors is an integer number (464427705000).

Almost surely, 2^{10211020121103} is an apocalyptic number.

10211020121103 is a deficient number, since it is larger than the sum of its proper divisors (4650666438897).

10211020121103 is a wasteful number, since it uses less digits than its factorization.

10211020121103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15103799.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 10211020121103 its reverse (30112102011201), we get a palindrome (40323122132304).

The spelling of 10211020121103 in words is "ten trillion, two hundred eleven billion, twenty million, one hundred twenty-one thousand, one hundred three".