223513215031 has 2 divisors, whose sum is σ = 223513215032. Its totient is φ = 223513215030.

The previous prime is 223513215001. The next prime is 223513215061. The reversal of 223513215031 is 130512315322.

It is a balanced prime because it is at equal distance from previous prime (223513215001) and next prime (223513215061).

It is a cyclic number.

It is not a de Polignac number, because 223513215031 - 2¹⁹ = 223512690743 is a prime.

It is a super-2 number, since 2×223513215031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223513215001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111756607515 + 111756607516.

It is an arithmetic number, because the mean of its divisors is an integer number (111756607516).

Almost surely, 2^223513215031 is an apocalyptic number.

223513215031 is a deficient number, since it is larger than the sum of its proper divisors (1).

223513215031 is an equidigital number, since it uses as much as digits as its factorization.

223513215031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 223513215031 in words is "two hundred twenty-three billion, five hundred thirteen million, two hundred fifteen thousand, thirty-one".