401121102001403 has 16 divisors (see below), whose sum is σ = 487235831385600. Its totient is φ = 322363100512896.

The previous prime is 401121102001357. The next prime is 401121102001423. The reversal of 401121102001403 is 304100201121104.

It is not a de Polignac number, because 401121102001403 - 2⁶ = 401121102001339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401121102001423) 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, 6408268253 + ... + 6408330846.

It is an arithmetic number, because the mean of its divisors is an integer number (30452239461600).

Almost surely, 2^{401121102001403} is an apocalyptic number.

401121102001403 is a deficient number, since it is larger than the sum of its proper divisors (86114729384197).

401121102001403 is a wasteful number, since it uses less digits than its factorization.

401121102001403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12816599386.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 401121102001403 its reverse (304100201121104), we get a palindrome (705221303122507).

The spelling of 401121102001403 in words is "four hundred one trillion, one hundred twenty-one billion, one hundred two million, one thousand, four hundred three".