2401421220203 has 16 divisors (see below), whose sum is σ = 2590442110080. Its totient is φ = 2218820615424.

The previous prime is 2401421220137. The next prime is 2401421220229. The reversal of 2401421220203 is 3020221241042.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2401421220203 is a prime.

It is a super-2 number, since 2×2401421220203² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2401421222203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1633901 + ... + 2733582.

It is an arithmetic number, because the mean of its divisors is an integer number (161902631880).

Almost surely, 2^{2401421220203} is an apocalyptic number.

2401421220203 is a deficient number, since it is larger than the sum of its proper divisors (189020889877).

2401421220203 is a wasteful number, since it uses less digits than its factorization.

2401421220203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4368218.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 2401421220203 its reverse (3020221241042), we get a palindrome (5421642461245).

The spelling of 2401421220203 in words is "two trillion, four hundred one billion, four hundred twenty-one million, two hundred twenty thousand, two hundred three".