1211012133022 has 4 divisors (see below), whose sum is σ = 1816518199536. Its totient is φ = 605506066510.

The previous prime is 1211012133017. The next prime is 1211012133047. The reversal of 1211012133022 is 2203312101121.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 302753033254 + ... + 302753033257.

It is an arithmetic number, because the mean of its divisors is an integer number (454129549884).

Almost surely, 2^{1211012133022} is an apocalyptic number.

1211012133022 is a deficient number, since it is larger than the sum of its proper divisors (605506066514).

1211012133022 is an equidigital number, since it uses as much as digits as its factorization.

1211012133022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605506066513.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1211012133022 its reverse (2203312101121), we get a palindrome (3414324234143).

The spelling of 1211012133022 in words is "one trillion, two hundred eleven billion, twelve million, one hundred thirty-three thousand, twenty-two".