103012101023123 has 4 divisors (see below), whose sum is σ = 104253210674088. Its totient is φ = 101770991372160.

The previous prime is 103012101023101. The next prime is 103012101023233. The reversal of 103012101023123 is 321320101210301.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 103012101023123 - 2⁸ = 103012101022867 is a prime.

It is a super-2 number, since 2×103012101023123² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103012101023095 and 103012101023104.

It is not an unprimeable number, because it can be changed into a prime (103012101022123) 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, 620554825358 + ... + 620554825523.

It is an arithmetic number, because the mean of its divisors is an integer number (26063302668522).

Almost surely, 2^{103012101023123} is an apocalyptic number.

103012101023123 is a deficient number, since it is larger than the sum of its proper divisors (1241109650965).

103012101023123 is an equidigital number, since it uses as much as digits as its factorization.

103012101023123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1241109650964.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 103012101023123 its reverse (321320101210301), we get a palindrome (424332202233424).

The spelling of 103012101023123 in words is "one hundred three trillion, twelve billion, one hundred one million, twenty-three thousand, one hundred twenty-three".