1035550121212 has 24 divisors (see below), whose sum is σ = 1830228435504. Its totient is φ = 512633421312.

The previous prime is 1035550121173. The next prime is 1035550121219. The reversal of 1035550121212 is 2121210555301.

It is a happy number.

It is a super-3 number, since 3×1035550121212³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1035550121219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13438 + ... + 1439194.

It is an arithmetic number, because the mean of its divisors is an integer number (76259518146).

Almost surely, 2^{1035550121212} is an apocalyptic number.

It is an amenable number.

1035550121212 is a deficient number, since it is larger than the sum of its proper divisors (794678314292).

1035550121212 is a wasteful number, since it uses less digits than its factorization.

1035550121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427565 (or 1427563 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

Adding to 1035550121212 its reverse (2121210555301), we get a palindrome (3156760676513).

The spelling of 1035550121212 in words is "one trillion, thirty-five billion, five hundred fifty million, one hundred twenty-one thousand, two hundred twelve".