354530212140123 has 24 divisors (see below), whose sum is σ = 530013296184320. Its totient is φ = 228125662012080.

The previous prime is 354530212140119. The next prime is 354530212140127. The reversal of 354530212140123 is 321041212035453.

354530212140123 is a `hidden beast` number, since 3 + 5 + 4 + 5 + 30 + 212 + 1 + 401 + 2 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (354530212140119) and next prime (354530212140127).

It is not a de Polignac number, because 354530212140123 - 2² = 354530212140119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (354530212140127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1676302711 + ... + 1676514192.

Almost surely, 2^{354530212140123} is an apocalyptic number.

354530212140123 is a deficient number, since it is larger than the sum of its proper divisors (175483084044197).

354530212140123 is a wasteful number, since it uses less digits than its factorization.

354530212140123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3352817319 (or 3352817316 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 354530212140123 its reverse (321041212035453), we get a palindrome (675571424175576).

The spelling of 354530212140123 in words is "three hundred fifty-four trillion, five hundred thirty billion, two hundred twelve million, one hundred forty thousand, one hundred twenty-three".