42243320102 has 4 divisors (see below), whose sum is σ = 63364980156. Its totient is φ = 21121660050.

The previous prime is 42243320101. The next prime is 42243320117. The reversal of 42243320102 is 20102334224.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42243320101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10560830024 + ... + 10560830027.

It is an arithmetic number, because the mean of its divisors is an integer number (15841245039).

Almost surely, 2^42243320102 is an apocalyptic number.

42243320102 is a deficient number, since it is larger than the sum of its proper divisors (21121660054).

42243320102 is a wasteful number, since it uses less digits than its factorization.

42243320102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21121660053.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 42243320102 its reverse (20102334224), we get a palindrome (62345654326).

The spelling of 42243320102 in words is "forty-two billion, two hundred forty-three million, three hundred twenty thousand, one hundred two".