1030312101123 has 40 divisors (see below), whose sum is σ = 1592337455280. Its totient is φ = 663124190400.

The previous prime is 1030312101121. The next prime is 1030312101139. The reversal of 1030312101123 is 3211012130301.

1030312101123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1030312101123 - 2¹ = 1030312101121 is a prime.

It is a super-2 number, since 2×1030312101123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1030312101096 and 1030312101105.

It is not an unprimeable number, because it can be changed into a prime (1030312101121) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 38573673 + ... + 38600373.

It is an arithmetic number, because the mean of its divisors is an integer number (39808436382).

Almost surely, 2^{1030312101123} is an apocalyptic number.

1030312101123 is a deficient number, since it is larger than the sum of its proper divisors (562025354157).

1030312101123 is a wasteful number, since it uses less digits than its factorization.

1030312101123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43169 (or 43160 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1030312101123 its reverse (3211012130301), we get a palindrome (4241324231424).

The spelling of 1030312101123 in words is "one trillion, thirty billion, three hundred twelve million, one hundred one thousand, one hundred twenty-three".