1030121100203 has 16 divisors (see below), whose sum is σ = 1146475645056. Its totient is φ = 919479106560.

The previous prime is 1030121100193. The next prime is 1030121100233. The reversal of 1030121100203 is 3020011210301.

1030121100203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 1030121100203 - 2⁶ = 1030121100139 is a prime.

It is a super-2 number, since 2×1030121100203² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1030121100233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8491475 + ... + 8611932.

It is an arithmetic number, because the mean of its divisors is an integer number (71654727816).

Almost surely, 2^{1030121100203} is an apocalyptic number.

1030121100203 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1030121100203 is a deficient number, since it is larger than the sum of its proper divisors (116354544853).

1030121100203 is a wasteful number, since it uses less digits than its factorization.

1030121100203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17103574.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1030121100203 its reverse (3020011210301), we get a palindrome (4050132310504).

The spelling of 1030121100203 in words is "one trillion, thirty billion, one hundred twenty-one million, one hundred thousand, two hundred three".