123201167007 has 32 divisors (see below), whose sum is σ = 176995929600. Its totient is φ = 75942263808.

The previous prime is 123201167003. The next prime is 123201167021. The reversal of 123201167007 is 700761102321.

It is not a de Polignac number, because 123201167007 - 2² = 123201167003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123201167003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4828758 + ... + 4854204.

It is an arithmetic number, because the mean of its divisors is an integer number (5531122800).

Almost surely, 2^123201167007 is an apocalyptic number.

123201167007 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

123201167007 is a deficient number, since it is larger than the sum of its proper divisors (53794762593).

123201167007 is a wasteful number, since it uses less digits than its factorization.

123201167007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27135.

The product of its (nonzero) digits is 3528, while the sum is 30.

Adding to 123201167007 its reverse (700761102321), we get a palindrome (823962269328).

The spelling of 123201167007 in words is "one hundred twenty-three billion, two hundred one million, one hundred sixty-seven thousand, seven".