10402120532211 has 16 divisors (see below), whose sum is σ = 13922234277120. Its totient is φ = 6908403007520.

The previous prime is 10402120532189. The next prime is 10402120532233. The reversal of 10402120532211 is 11223502120401.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (10402120532189) and next prime (10402120532233).

It is a cyclic number.

It is not a de Polignac number, because 10402120532211 - 2⁵ = 10402120532179 is a prime.

It is a super-2 number, since 2×10402120532211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10402120532711) 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, 1667385 + ... + 4856378.

It is an arithmetic number, because the mean of its divisors is an integer number (870139642320).

Almost surely, 2^{10402120532211} is an apocalyptic number.

10402120532211 is a deficient number, since it is larger than the sum of its proper divisors (3520113744909).

10402120532211 is a wasteful number, since it uses less digits than its factorization.

10402120532211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6525786.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 10402120532211 its reverse (11223502120401), we get a palindrome (21625622652612).

The spelling of 10402120532211 in words is "ten trillion, four hundred two billion, one hundred twenty million, five hundred thirty-two thousand, two hundred eleven".