1202132132123 has 16 divisors (see below), whose sum is σ = 1368442790400. Its totient is φ = 1046858631840.

The previous prime is 1202132132119. The next prime is 1202132132137. The reversal of 1202132132123 is 3212312312021.

It is a cyclic number.

It is not a de Polignac number, because 1202132132123 - 2² = 1202132132119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1202132132323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10122833 + ... + 10240898.

It is an arithmetic number, because the mean of its divisors is an integer number (85527674400).

Almost surely, 2^{1202132132123} is an apocalyptic number.

1202132132123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1202132132123 is a deficient number, since it is larger than the sum of its proper divisors (166310658277).

1202132132123 is a wasteful number, since it uses less digits than its factorization.

1202132132123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20364002.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1202132132123 its reverse (3212312312021), we get a palindrome (4414444444144).

The spelling of 1202132132123 in words is "one trillion, two hundred two billion, one hundred thirty-two million, one hundred thirty-two thousand, one hundred twenty-three".