1101021211122 has 64 divisors (see below), whose sum is σ = 2598017507328. Its totient is φ = 304404480000.

The previous prime is 1101021211109. The next prime is 1101021211139. The reversal of 1101021211122 is 2211121201011.

It is a happy number.

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, 19972497 + ... + 20027547.

It is an arithmetic number, because the mean of its divisors is an integer number (40594023552).

Almost surely, 2^{1101021211122} is an apocalyptic number.

1101021211122 is an abundant number, since it is smaller than the sum of its proper divisors (1496996296206).

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

1101021211122 is a wasteful number, since it uses less digits than its factorization.

1101021211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70455.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1101021211122 its reverse (2211121201011), we get a palindrome (3312142412133).

The spelling of 1101021211122 in words is "one trillion, one hundred one billion, twenty-one million, two hundred eleven thousand, one hundred twenty-two".