121066356026 has 32 divisors (see below), whose sum is σ = 228486994560. Its totient is φ = 46735963200.

The previous prime is 121066356017. The next prime is 121066356029. The reversal of 121066356026 is 620653660121.

It is a happy number.

It is a super-2 number, since 2×121066356026² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121066356029) 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, 3589385 + ... + 3622956.

It is an arithmetic number, because the mean of its divisors is an integer number (7140218580).

Almost surely, 2^121066356026 is an apocalyptic number.

121066356026 is a deficient number, since it is larger than the sum of its proper divisors (107420638534).

121066356026 is a wasteful number, since it uses less digits than its factorization.

121066356026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7212470.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 121066356026 in words is "one hundred twenty-one billion, sixty-six million, three hundred fifty-six thousand, twenty-six".