1002201102105 has 32 divisors (see below), whose sum is σ = 1834172273664. Its totient is φ = 457755082176.

The previous prime is 1002201102053. The next prime is 1002201102131. The reversal of 1002201102105 is 5012011022001.

It is not a de Polignac number, because 1002201102105 - 2⁷ = 1002201101977 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3981399 + ... + 4225628.

It is an arithmetic number, because the mean of its divisors is an integer number (57317883552).

Almost surely, 2^{1002201102105} is an apocalyptic number.

1002201102105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1002201102105 is a deficient number, since it is larger than the sum of its proper divisors (831971171559).

1002201102105 is a wasteful number, since it uses less digits than its factorization.

1002201102105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8208205.

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 1002201102105 its reverse (5012011022001), we get a palindrome (6014212124106).

The spelling of 1002201102105 in words is "one trillion, two billion, two hundred one million, one hundred two thousand, one hundred five".