30101102331123 has 4 divisors (see below), whose sum is σ = 40134803108168. Its totient is φ = 20067401554080.

The previous prime is 30101102331107. The next prime is 30101102331169. The reversal of 30101102331123 is 32113320110103.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 30101102331123 - 2⁴ = 30101102331107 is a prime.

It is a super-2 number, since 2×30101102331123² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30101102331123.

It is not an unprimeable number, because it can be changed into a prime (30101102331323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5016850388518 + ... + 5016850388523.

It is an arithmetic number, because the mean of its divisors is an integer number (10033700777042).

Almost surely, 2^{30101102331123} is an apocalyptic number.

30101102331123 is a deficient number, since it is larger than the sum of its proper divisors (10033700777045).

30101102331123 is a wasteful number, since it uses less digits than its factorization.

30101102331123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10033700777044.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 30101102331123 its reverse (32113320110103), we get a palindrome (62214422441226).

The spelling of 30101102331123 in words is "thirty trillion, one hundred one billion, one hundred two million, three hundred thirty-one thousand, one hundred twenty-three".