10021110102 has 32 divisors (see below), whose sum is σ = 22284288000. Its totient is φ = 3338096904.

The previous prime is 10021110101. The next prime is 10021110103. The reversal of 10021110102 is 20101112001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10021110101) and next prime (10021110103).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021110101) 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, 17899 + ... + 142697.

It is an arithmetic number, because the mean of its divisors is an integer number (696384000).

Almost surely, 2^10021110102 is an apocalyptic number.

10021110102 is an abundant number, since it is smaller than the sum of its proper divisors (12263177898).

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

10021110102 is a wasteful number, since it uses less digits than its factorization.

10021110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126297 (or 126291 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 10021110102 its reverse (20101112001), we get a palindrome (30122222103).

The spelling of 10021110102 in words is "ten billion, twenty-one million, one hundred ten thousand, one hundred two".