1102021010001 has 16 divisors (see below), whose sum is σ = 1632640190400. Its totient is φ = 734673261024.

The previous prime is 1102021009967. The next prime is 1102021010003. The reversal of 1102021010001 is 1000101202011.

It is a happy number.

It is not a de Polignac number, because 1102021010001 - 2¹¹ = 1102021007953 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (1102021010003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4363750 + ... + 4609376.

It is an arithmetic number, because the mean of its divisors is an integer number (102040011900).

Almost surely, 2^{1102021010001} is an apocalyptic number.

It is an amenable number.

1102021010001 is a deficient number, since it is larger than the sum of its proper divisors (530619180399).

1102021010001 is a wasteful number, since it uses less digits than its factorization.

1102021010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411805 (or 411799 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1102021010001 its reverse (1000101202011), we get a palindrome (2102122212012).

The spelling of 1102021010001 in words is "one trillion, one hundred two billion, twenty-one million, ten thousand, one".