1200103535245 has 8 divisors (see below), whose sum is σ = 1440133090200. Its totient is φ = 960076929600.

The previous prime is 1200103535207. The next prime is 1200103535287. The reversal of 1200103535245 is 5425353010021.

It can be written as a sum of positive squares in 4 ways, for example, as 380169663241 + 819933872004 = 616579^2 + 905502^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1200103535245 - 2³⁷ = 1062664581773 is a prime.

It is a super-3 number, since 3×1200103535245³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287331 + ... + 1575679.

It is an arithmetic number, because the mean of its divisors is an integer number (180016636275).

Almost surely, 2^{1200103535245} is an apocalyptic number.

It is an amenable number.

1200103535245 is a deficient number, since it is larger than the sum of its proper divisors (240029554955).

1200103535245 is a wasteful number, since it uses less digits than its factorization.

1200103535245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1474655.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 1200103535245 its reverse (5425353010021), we get a palindrome (6625456545266).

The spelling of 1200103535245 in words is "one trillion, two hundred billion, one hundred three million, five hundred thirty-five thousand, two hundred forty-five".