106402121799 has 16 divisors (see below), whose sum is σ = 142356364800. Its totient is φ = 70691412960.

The previous prime is 106402121767. The next prime is 106402121821. The reversal of 106402121799 is 997121204601.

It is not a de Polignac number, because 106402121799 - 2⁵ = 106402121767 is a prime.

It is a super-2 number, since 2×106402121799² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 106402121799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106402126799) 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, 5774469 + ... + 5792865.

It is an arithmetic number, because the mean of its divisors is an integer number (8897272800).

Almost surely, 2^106402121799 is an apocalyptic number.

106402121799 is a deficient number, since it is larger than the sum of its proper divisors (35954243001).

106402121799 is a wasteful number, since it uses less digits than its factorization.

106402121799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24910.

The product of its (nonzero) digits is 54432, while the sum is 42.

The spelling of 106402121799 in words is "one hundred six billion, four hundred two million, one hundred twenty-one thousand, seven hundred ninety-nine".