1101020423 has 2 divisors, whose sum is σ = 1101020424. Its totient is φ = 1101020422.

The previous prime is 1101020413. The next prime is 1101020509. The reversal of 1101020423 is 3240201011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101020423 - 2¹² = 1101016327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1101020398 and 1101020407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101020413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550510211 + 550510212.

It is an arithmetic number, because the mean of its divisors is an integer number (550510212).

Almost surely, 2^1101020423 is an apocalyptic number.

1101020423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101020423 is an equidigital number, since it uses as much as digits as its factorization.

1101020423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1101020423 is about 33181.6277931026. The cubic root of 1101020423 is about 1032.5992175231.

Adding to 1101020423 its reverse (3240201011), we get a palindrome (4341221434).

The spelling of 1101020423 in words is "one billion, one hundred one million, twenty thousand, four hundred twenty-three".