155232310103 has 16 divisors (see below), whose sum is σ = 177391057536. Its totient is φ = 134569827840.

The previous prime is 155232310087. The next prime is 155232310111. The reversal of 155232310103 is 301013232551.

It is a cyclic number.

It is not a de Polignac number, because 155232310103 - 2⁴ = 155232310087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155232310183) 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, 659951 + ... + 863712.

It is an arithmetic number, because the mean of its divisors is an integer number (11086941096).

Almost surely, 2^155232310103 is an apocalyptic number.

155232310103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

155232310103 is a deficient number, since it is larger than the sum of its proper divisors (22158747433).

155232310103 is a wasteful number, since it uses less digits than its factorization.

155232310103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524154.

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 155232310103 its reverse (301013232551), we get a palindrome (456245542654).

The spelling of 155232310103 in words is "one hundred fifty-five billion, two hundred thirty-two million, three hundred ten thousand, one hundred three".