10201021200102 has 64 divisors (see below), whose sum is σ = 21573257803776. Its totient is φ = 3209304489600.

The previous prime is 10201021200037. The next prime is 10201021200107. The reversal of 10201021200102 is 20100212010201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201021200107) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2834883 + ... + 5332785.

It is an arithmetic number, because the mean of its divisors is an integer number (337082153184).

Almost surely, 2^{10201021200102} is an apocalyptic number.

10201021200102 is an abundant number, since it is smaller than the sum of its proper divisors (11372236603674).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10201021200102 is a wasteful number, since it uses less digits than its factorization.

10201021200102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2498325.

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

Adding to 10201021200102 its reverse (20100212010201), we get a palindrome (30301233210303).

The spelling of 10201021200102 in words is "ten trillion, two hundred one billion, twenty-one million, two hundred thousand, one hundred two".