1200111211030 has 8 divisors (see below), whose sum is σ = 2160200179872. Its totient is φ = 480044484408.

The previous prime is 1200111211007. The next prime is 1200111211037. The reversal of 1200111211030 is 301121110021.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1200111211030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200111211037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60005560542 + ... + 60005560561.

It is an arithmetic number, because the mean of its divisors is an integer number (270025022484).

Almost surely, 2^{1200111211030} is an apocalyptic number.

1200111211030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1200111211030 is a deficient number, since it is larger than the sum of its proper divisors (960088968842).

1200111211030 is a wasteful number, since it uses less digits than its factorization.

1200111211030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120011121110.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1200111211030 its reverse (301121110021), we get a palindrome (1501232321051).

It can be divided in two parts, 1200111 and 211030, that added together give a palindrome (1411141).

The spelling of 1200111211030 in words is "one trillion, two hundred billion, one hundred eleven million, two hundred eleven thousand, thirty".