102000021231022 has 4 divisors (see below), whose sum is σ = 153000031846536. Its totient is φ = 51000010615510.

The previous prime is 102000021231019. The next prime is 102000021231029. The reversal of 102000021231022 is 220132120000201.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×102000021231022² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102000021230987 and 102000021231005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102000021231029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25500005307754 + ... + 25500005307757.

It is an arithmetic number, because the mean of its divisors is an integer number (38250007961634).

Almost surely, 2^{102000021231022} is an apocalyptic number.

102000021231022 is a deficient number, since it is larger than the sum of its proper divisors (51000010615514).

102000021231022 is an equidigital number, since it uses as much as digits as its factorization.

102000021231022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51000010615513.

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

Adding to 102000021231022 its reverse (220132120000201), we get a palindrome (322132141231223).

The spelling of 102000021231022 in words is "one hundred two trillion, twenty-one million, two hundred thirty-one thousand, twenty-two".