202103121022 has 8 divisors (see below), whose sum is σ = 330714198072. Its totient is φ = 91865055000.

The previous prime is 202103120953. The next prime is 202103121023. The reversal of 202103121022 is 220121301202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 202103120987 and 202103121005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202103121023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4593252729 + ... + 4593252772.

It is an arithmetic number, because the mean of its divisors is an integer number (41339274759).

Almost surely, 2^202103121022 is an apocalyptic number.

202103121022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202103121022 is a deficient number, since it is larger than the sum of its proper divisors (128611077050).

202103121022 is a wasteful number, since it uses less digits than its factorization.

202103121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9186505514.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 202103121022 its reverse (220121301202), we get a palindrome (422224422224).

The spelling of 202103121022 in words is "two hundred two billion, one hundred three million, one hundred twenty-one thousand, twenty-two".