1211132220332 has 24 divisors (see below), whose sum is σ = 2174991996240. Its totient is φ = 589757853440.

The previous prime is 1211132220323. The next prime is 1211132220341. The reversal of 1211132220332 is 2330222311121.

It is an interprime number because it is at equal distance from previous prime (1211132220323) and next prime (1211132220341).

It is a junction number, because it is equal to n+sod(n) for n = 1211132220298 and 1211132220307.

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, 6396098 + ... + 6582729.

It is an arithmetic number, because the mean of its divisors is an integer number (90624666510).

Almost surely, 2^{1211132220332} is an apocalyptic number.

It is an amenable number.

1211132220332 is a deficient number, since it is larger than the sum of its proper divisors (963859775908).

1211132220332 is a wasteful number, since it uses less digits than its factorization.

1211132220332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12979441 (or 12979439 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1211132220332 its reverse (2330222311121), we get a palindrome (3541354531453).

The spelling of 1211132220332 in words is "one trillion, two hundred eleven billion, one hundred thirty-two million, two hundred twenty thousand, three hundred thirty-two".