121060851844 has 9 divisors (see below), whose sum is σ = 211857708517. Its totient is φ = 60530077984.

The previous prime is 121060851817. The next prime is 121060851859. The reversal of 121060851844 is 448158060121.

The square root of 121060851844 is 347938.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 109586157444 + 11474694400 = 331038^2 + 107120^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121060851797 and 121060851806.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 608892 + ... + 782860.

Almost surely, 2^121060851844 is an apocalyptic number.

121060851844 is the 347938-th square number.

It is an amenable number.

121060851844 is a deficient number, since it is larger than the sum of its proper divisors (90796856673).

121060851844 is an frugal number, since it uses more digits than its factorization.

121060851844 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347942 (or 173971 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 40.

The spelling of 121060851844 in words is "one hundred twenty-one billion, sixty million, eight hundred fifty-one thousand, eight hundred forty-four".