2221001010102 has 64 divisors (see below), whose sum is σ = 5144435380224. Its totient is φ = 626136276000.

The previous prime is 2221001010101. The next prime is 2221001010119. The reversal of 2221001010102 is 2010101001222.

It is a super-3 number, since 3×2221001010102³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221001010101) 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, 143503 + ... + 2112485.

It is an arithmetic number, because the mean of its divisors is an integer number (80381802816).

Almost surely, 2^{2221001010102} is an apocalyptic number.

2221001010102 is an abundant number, since it is smaller than the sum of its proper divisors (2923434370122).

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

2221001010102 is a wasteful number, since it uses less digits than its factorization.

2221001010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1969353.

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

Adding to 2221001010102 its reverse (2010101001222), we get a palindrome (4231102011324).

The spelling of 2221001010102 in words is "two trillion, two hundred twenty-one billion, one million, ten thousand, one hundred two".