1001021201110 has 32 divisors (see below), whose sum is σ = 2059345995840. Its totient is φ = 343190205312.

The previous prime is 1001021201107. The next prime is 1001021201119. The reversal of 1001021201110 is 111021201001.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001021201119) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1105056 + ... + 1795324.

It is an arithmetic number, because the mean of its divisors is an integer number (64354562370).

Almost surely, 2^{1001021201110} is an apocalyptic number.

1001021201110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1001021201110 is an abundant number, since it is smaller than the sum of its proper divisors (1058324794730).

1001021201110 is a wasteful number, since it uses less digits than its factorization.

1001021201110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711000.

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

Adding to 1001021201110 its reverse (111021201001), we get a palindrome (1112042402111).

The spelling of 1001021201110 in words is "one trillion, one billion, twenty-one million, two hundred one thousand, one hundred ten".