102202001021001 has 16 divisors (see below), whose sum is σ = 155736539771904. Its totient is φ = 58401084466704.

The previous prime is 102202001020997. The next prime is 102202001021033. The reversal of 102202001021001 is 100120100202201.

It is not a de Polignac number, because 102202001021001 - 2² = 102202001020997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102202001021401) 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, 27104890 + ... + 30644396.

It is an arithmetic number, because the mean of its divisors is an integer number (9733533735744).

Almost surely, 2^{102202001021001} is an apocalyptic number.

It is an amenable number.

102202001021001 is a deficient number, since it is larger than the sum of its proper divisors (53534538750903).

102202001021001 is a wasteful number, since it uses less digits than its factorization.

102202001021001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4914500.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 102202001021001 its reverse (100120100202201), we get a palindrome (202322101223202).

The spelling of 102202001021001 in words is "one hundred two trillion, two hundred two billion, one million, twenty-one thousand, one".