1050201554421 has 4 divisors (see below), whose sum is σ = 1400268739232. Its totient is φ = 700134369612.

The previous prime is 1050201554377. The next prime is 1050201554431. The reversal of 1050201554421 is 1244551020501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1050201554421 - 2¹⁹ = 1050201030133 is a prime.

It is a super-2 number, since 2×1050201554421² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1050201554431) 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, 175033592401 + ... + 175033592406.

It is an arithmetic number, because the mean of its divisors is an integer number (350067184808).

Almost surely, 2^{1050201554421} is an apocalyptic number.

It is an amenable number.

1050201554421 is a deficient number, since it is larger than the sum of its proper divisors (350067184811).

1050201554421 is an equidigital number, since it uses as much as digits as its factorization.

1050201554421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350067184810.

The product of its (nonzero) digits is 8000, while the sum is 30.

Adding to 1050201554421 its reverse (1244551020501), we get a palindrome (2294752574922).

The spelling of 1050201554421 in words is "one trillion, fifty billion, two hundred one million, five hundred fifty-four thousand, four hundred twenty-one".