1101021010012 has 96 divisors (see below), whose sum is σ = 2410565713920. Its totient is φ = 427482256320.

The previous prime is 1101021010003. The next prime is 1101021010021. The reversal of 1101021010012 is 2100101201011.

It is an interprime number because it is at equal distance from previous prime (1101021010003) and next prime (1101021010021).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173577313 + ... + 173583655.

It is an arithmetic number, because the mean of its divisors is an integer number (25110059520).

Almost surely, 2^{1101021010012} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1101021010012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1205282856960).

1101021010012 is an abundant number, since it is smaller than the sum of its proper divisors (1309544703908).

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

1101021010012 is a wasteful number, since it uses less digits than its factorization.

1101021010012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8231 (or 8229 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 1101021010012 its reverse (2100101201011), we get a palindrome (3201122211023).

The spelling of 1101021010012 in words is "one trillion, one hundred one billion, twenty-one million, ten thousand, twelve".