101021201102001 has 16 divisors (see below), whose sum is σ = 136371189359808. Its totient is φ = 66512699352000.

The previous prime is 101021201101999. The next prime is 101021201102009. The reversal of 101021201102001 is 100201102120101.

It is not a de Polignac number, because 101021201102001 - 2¹ = 101021201101999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101021201102009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 419783115 + ... + 420023696.

It is an arithmetic number, because the mean of its divisors is an integer number (8523199334988).

Almost surely, 2^{101021201102001} is an apocalyptic number.

It is an amenable number.

101021201102001 is a deficient number, since it is larger than the sum of its proper divisors (35349988257807).

101021201102001 is a wasteful number, since it uses less digits than its factorization.

101021201102001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 839807312.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101021201102001 its reverse (100201102120101), we get a palindrome (201222303222102).

The spelling of 101021201102001 in words is "one hundred one trillion, twenty-one billion, two hundred one million, one hundred two thousand, one".