1022401123 has 2 divisors, whose sum is σ = 1022401124. Its totient is φ = 1022401122.

The previous prime is 1022401091. The next prime is 1022401139. The reversal of 1022401123 is 3211042201.

It is an a-pointer prime, because the next prime (1022401139) can be obtained adding 1022401123 to its sum of digits (16).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1022401123 - 2⁵ = 1022401091 is a prime.

It is a super-4 number, since 4×1022401123⁴ (a number of 37 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1022401097 and 1022401106.

It is not a weakly prime, because it can be changed into another prime (1022407123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511200561 + 511200562.

It is an arithmetic number, because the mean of its divisors is an integer number (511200562).

Almost surely, 2^1022401123 is an apocalyptic number.

1022401123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1022401123 is an equidigital number, since it uses as much as digits as its factorization.

1022401123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1022401123 is about 31975.0077873329. The cubic root of 1022401123 is about 1007.4119679993.

Adding to 1022401123 its reverse (3211042201), we get a palindrome (4233443324).

The spelling of 1022401123 in words is "one billion, twenty-two million, four hundred one thousand, one hundred twenty-three".