1200102132323 has 16 divisors (see below), whose sum is σ = 1218144160800. Its totient is φ = 1182210028800.

The previous prime is 1200102132319. The next prime is 1200102132469. The reversal of 1200102132323 is 3232312010021.

It is a cyclic number.

It is not a de Polignac number, because 1200102132323 - 2² = 1200102132319 is a prime.

It is a super-2 number, since 2×1200102132323² (a number of 25 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 = 1200102132295 and 1200102132304.

It is not an unprimeable number, because it can be changed into a prime (1200102102323) 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, 21630488 + ... + 21685898.

It is an arithmetic number, because the mean of its divisors is an integer number (76134010050).

Almost surely, 2^{1200102132323} is an apocalyptic number.

1200102132323 is a deficient number, since it is larger than the sum of its proper divisors (18042028477).

1200102132323 is a wasteful number, since it uses less digits than its factorization.

1200102132323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56758.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1200102132323 its reverse (3232312010021), we get a palindrome (4432414142344).

The spelling of 1200102132323 in words is "one trillion, two hundred billion, one hundred two million, one hundred thirty-two thousand, three hundred twenty-three".