1011001221096 has 64 divisors (see below), whose sum is σ = 2746353100800. Its totient is φ = 308964715200.

The previous prime is 1011001221073. The next prime is 1011001221119. The reversal of 1011001221096 is 6901221001101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1011001221073) and next prime (1011001221119).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35745670 + ... + 35773941.

It is an arithmetic number, because the mean of its divisors is an integer number (42911767200).

Almost surely, 2^{1011001221096} is an apocalyptic number.

It is an amenable number.

1011001221096 is an abundant number, since it is smaller than the sum of its proper divisors (1735351879704).

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

1011001221096 is a wasteful number, since it uses less digits than its factorization.

1011001221096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71519670 (or 71519666 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 24.

Adding to 1011001221096 its reverse (6901221001101), we get a palindrome (7912222222197).

The spelling of 1011001221096 in words is "one trillion, eleven billion, one million, two hundred twenty-one thousand, ninety-six".