401214025101531 has 32 divisors (see below), whose sum is σ = 559311392972800. Its totient is φ = 255519623399040.

The previous prime is 401214025101529. The next prime is 401214025101553. The reversal of 401214025101531 is 135101520412104.

It is not a de Polignac number, because 401214025101531 - 2¹ = 401214025101529 is a prime.

It is a super-2 number, since 2×401214025101531² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401214025101731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30910785 + ... + 41927373.

It is an arithmetic number, because the mean of its divisors is an integer number (17478481030400).

Almost surely, 2^{401214025101531} is an apocalyptic number.

401214025101531 is a deficient number, since it is larger than the sum of its proper divisors (158097367871269).

401214025101531 is a wasteful number, since it uses less digits than its factorization.

401214025101531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11021659.

The product of its (nonzero) digits is 4800, while the sum is 30.

Adding to 401214025101531 its reverse (135101520412104), we get a palindrome (536315545513635).

The spelling of 401214025101531 in words is "four hundred one trillion, two hundred fourteen billion, twenty-five million, one hundred one thousand, five hundred thirty-one".