1011211200330 has 64 divisors (see below), whose sum is σ = 2472923271168. Its totient is φ = 264544317440.

The previous prime is 1011211200323. The next prime is 1011211200359. The reversal of 1011211200330 is 330021121101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23282935 + ... + 23326325.

It is an arithmetic number, because the mean of its divisors is an integer number (38639426112).

Almost surely, 2^{1011211200330} is an apocalyptic number.

1011211200330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011211200330 is an abundant number, since it is smaller than the sum of its proper divisors (1461712070838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1011211200330 is a wasteful number, since it uses less digits than its factorization.

1011211200330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58111.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 1011211200330 its reverse (330021121101), we get a palindrome (1341232321431).

The spelling of 1011211200330 in words is "one trillion, eleven billion, two hundred eleven million, two hundred thousand, three hundred thirty".