1020124041211 has 16 divisors (see below), whose sum is σ = 1113767197920. Its totient is φ = 926631982080.

The previous prime is 1020124041193. The next prime is 1020124041227. The reversal of 1020124041211 is 1121404210201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1020124041211 - 2¹¹ = 1020124039163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1020124041241) 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, 105195115 + ... + 105204811.

It is an arithmetic number, because the mean of its divisors is an integer number (69610449870).

Almost surely, 2^{1020124041211} is an apocalyptic number.

1020124041211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1020124041211 is a deficient number, since it is larger than the sum of its proper divisors (93643156709).

1020124041211 is a wasteful number, since it uses less digits than its factorization.

1020124041211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16494.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1020124041211 its reverse (1121404210201), we get a palindrome (2141528251412).

The spelling of 1020124041211 in words is "one trillion, twenty billion, one hundred twenty-four million, forty-one thousand, two hundred eleven".