130201421550 has 144 divisors (see below), whose sum is σ = 344307700992. Its totient is φ = 32554483200.

The previous prime is 130201421521. The next prime is 130201421557. The reversal of 130201421550 is 55124102031.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 130201421550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130201421557) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 11742309 + ... + 11753391.

Almost surely, 2^130201421550 is an apocalyptic number.

130201421550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 130201421550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (172153850496).

130201421550 is an abundant number, since it is smaller than the sum of its proper divisors (214106279442).

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

130201421550 is a wasteful number, since it uses less digits than its factorization.

130201421550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11403 (or 11381 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 130201421550 its reverse (55124102031), we get a palindrome (185325523581).

The spelling of 130201421550 in words is "one hundred thirty billion, two hundred one million, four hundred twenty-one thousand, five hundred fifty".