101021102 has 24 divisors (see below), whose sum is σ = 187529616. Its totient is φ = 39963456.

The previous prime is 101021099. The next prime is 101021117. The reversal of 101021102 is 201120101.

It is a self number, because there is not a number n which added to its sum of digits gives 101021102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18983 + ... + 23714.

It is an arithmetic number, because the mean of its divisors is an integer number (7813734).

Almost surely, 2^101021102 is an apocalyptic number.

101021102 is a deficient number, since it is larger than the sum of its proper divisors (86508514).

101021102 is a wasteful number, since it uses less digits than its factorization.

101021102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42732 (or 42719 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 101021102 is about 10050.9254300288. The cubic root of 101021102 is about 465.7333815960.

Adding to 101021102 its reverse (201120101), we get a palindrome (302141203).

The spelling of 101021102 in words is "one hundred one million, twenty-one thousand, one hundred two".