45421203510102 has 16 divisors (see below), whose sum is σ = 103819893737472. Its totient is φ = 12977486717160.

The previous prime is 45421203510049. The next prime is 45421203510127. The reversal of 45421203510102 is 20101530212454.

It is a super-2 number, since 2×45421203510102² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45421203510102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 540728613174 + ... + 540728613257.

It is an arithmetic number, because the mean of its divisors is an integer number (6488743358592).

Almost surely, 2^{45421203510102} is an apocalyptic number.

45421203510102 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

45421203510102 is an abundant number, since it is smaller than the sum of its proper divisors (58398690227370).

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

45421203510102 is a wasteful number, since it uses less digits than its factorization.

45421203510102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081457226443.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 45421203510102 its reverse (20101530212454), we get a palindrome (65522733722556).

The spelling of 45421203510102 in words is "forty-five trillion, four hundred twenty-one billion, two hundred three million, five hundred ten thousand, one hundred two".