101222203401 has 24 divisors (see below), whose sum is σ = 159610314240. Its totient is φ = 61304997600.

The previous prime is 101222203387. The next prime is 101222203421. The reversal of 101222203401 is 104302222101.

It is a happy number.

101222203401 is a `hidden beast` number, since 101 + 2 + 2 + 220 + 340 + 1 = 666.

It is not a de Polignac number, because 101222203401 - 2¹⁰ = 101222202377 is a prime.

It is a super-2 number, since 2×101222203401² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (101222203421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 201906 + ... + 493163.

It is an arithmetic number, because the mean of its divisors is an integer number (6650429760).

Almost surely, 2^101222203401 is an apocalyptic number.

101222203401 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

101222203401 is a deficient number, since it is larger than the sum of its proper divisors (58388110839).

101222203401 is a wasteful number, since it uses less digits than its factorization.

101222203401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696557 (or 696554 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 101222203401 its reverse (104302222101), we get a palindrome (205524425502).

The spelling of 101222203401 in words is "one hundred one billion, two hundred twenty-two million, two hundred three thousand, four hundred one".