400102051211 has 8 divisors (see below), whose sum is σ = 430965464064. Its totient is φ = 370360944360.

The previous prime is 400102051201. The next prime is 400102051213. The reversal of 400102051211 is 112150201004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 400102051211 - 2³⁰ = 399028309387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 400102051211.

It is not an unprimeable number, because it can be changed into a prime (400102051213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280575761 + ... + 280577186.

It is an arithmetic number, because the mean of its divisors is an integer number (53870683008).

Almost surely, 2^400102051211 is an apocalyptic number.

400102051211 is a deficient number, since it is larger than the sum of its proper divisors (30863412853).

400102051211 is a wasteful number, since it uses less digits than its factorization.

400102051211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561153001.

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 400102051211 its reverse (112150201004), we get a palindrome (512252252215).

The spelling of 400102051211 in words is "four hundred billion, one hundred two million, fifty-one thousand, two hundred eleven".