1120101002001 has 24 divisors (see below), whose sum is σ = 1642156779744. Its totient is φ = 735550643520.

The previous prime is 1120101001967. The next prime is 1120101002017. The reversal of 1120101002001 is 1002001010211.

It is a happy number.

It is not a de Polignac number, because 1120101002001 - 2¹⁵ = 1120100969233 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 (1120101002201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16111846 + ... + 16181216.

It is an arithmetic number, because the mean of its divisors is an integer number (68423199156).

Almost surely, 2^{1120101002001} is an apocalyptic number.

It is an amenable number.

1120101002001 is a deficient number, since it is larger than the sum of its proper divisors (522055777743).

1120101002001 is a wasteful number, since it uses less digits than its factorization.

1120101002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96221 (or 96218 counting only the distinct ones).

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

Adding to 1120101002001 its reverse (1002001010211), we get a palindrome (2122102012212).

The spelling of 1120101002001 in words is "one trillion, one hundred twenty billion, one hundred one million, two thousand, one".