1211101133030 has 16 divisors (see below), whose sum is σ = 2180492292384. Its totient is φ = 484327063680.

The previous prime is 1211101133003. The next prime is 1211101133051. The reversal of 1211101133030 is 303311011121.

It is a Curzon number.

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, 14128826 + ... + 14214285.

It is an arithmetic number, because the mean of its divisors is an integer number (136280768274).

Almost surely, 2^{1211101133030} is an apocalyptic number.

1211101133030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1211101133030 is a deficient number, since it is larger than the sum of its proper divisors (969391159354).

1211101133030 is a wasteful number, since it uses less digits than its factorization.

1211101133030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28347391.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 1211101133030 its reverse (303311011121), we get a palindrome (1514412144151).

The spelling of 1211101133030 in words is "one trillion, two hundred eleven billion, one hundred one million, one hundred thirty-three thousand, thirty".