121471711702 has 32 divisors (see below), whose sum is σ = 211141292544. Its totient is φ = 51799363200.

The previous prime is 121471711693. The next prime is 121471711727. The reversal of 121471711702 is 207117174121.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405858 + ... + 638485.

It is an arithmetic number, because the mean of its divisors is an integer number (6598165392).

Almost surely, 2^121471711702 is an apocalyptic number.

121471711702 is a deficient number, since it is larger than the sum of its proper divisors (89669580842).

121471711702 is a wasteful number, since it uses less digits than its factorization.

121471711702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1044684.

The product of its (nonzero) digits is 5488, while the sum is 34.

Adding to 121471711702 its reverse (207117174121), we get a palindrome (328588885823).

The spelling of 121471711702 in words is "one hundred twenty-one billion, four hundred seventy-one million, seven hundred eleven thousand, seven hundred two".