11111021102029 has 2 divisors, whose sum is σ = 11111021102030. Its totient is φ = 11111021102028.

The previous prime is 11111021101969. The next prime is 11111021102101. The reversal of 11111021102029 is 92020112011111.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10534373748900 + 576647353129 = 3245670^2 + 759373^2 .

It is a cyclic number.

It is not a de Polignac number, because 11111021102029 - 2¹⁷ = 11111020970957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11111021102729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555510551014 + 5555510551015.

It is an arithmetic number, because the mean of its divisors is an integer number (5555510551015).

Almost surely, 2^{11111021102029} is an apocalyptic number.

It is an amenable number.

11111021102029 is a deficient number, since it is larger than the sum of its proper divisors (1).

11111021102029 is an equidigital number, since it uses as much as digits as its factorization.

11111021102029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 11111021102029 in words is "eleven trillion, one hundred eleven billion, twenty-one million, one hundred two thousand, twenty-nine".