99020022 has 32 divisors (see below), whose sum is σ = 201484800. Its totient is φ = 32436768.

The previous prime is 99020017. The next prime is 99020027. The reversal of 99020022 is 22002099.

It is an interprime number because it is at equal distance from previous prime (99020017) and next prime (99020027).

It is a junction number, because it is equal to n+sod(n) for n = 99019974 and 99020001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99020027) 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, 149929 + ... + 150587.

It is an arithmetic number, because the mean of its divisors is an integer number (6296400).

Almost surely, 2^99020022 is an apocalyptic number.

99020022 is an abundant number, since it is smaller than the sum of its proper divisors (102464778).

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

99020022 is a wasteful number, since it uses less digits than its factorization.

99020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 99020022 is about 9950.8804635570. The cubic root of 99020022 is about 462.6376850362.

It can be divided in two parts, 990 and 20022, that added together give a palindrome (21012).

The spelling of 99020022 in words is "ninety-nine million, twenty thousand, twenty-two".