121011202196 has 12 divisors (see below), whose sum is σ = 211772244852. Its totient is φ = 60504846528.

The previous prime is 121011202183. The next prime is 121011202219. The reversal of 121011202196 is 691202110121.

It can be written as a sum of positive squares in 2 ways, for example, as 114041290000 + 6969912196 = 337700^2 + 83486^2 .

It is a super-2 number, since 2×121011202196² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 331616 + ... + 593288.

It is an arithmetic number, because the mean of its divisors is an integer number (17647687071).

Almost surely, 2^121011202196 is an apocalyptic number.

It is an amenable number.

121011202196 is a deficient number, since it is larger than the sum of its proper divisors (90761042656).

121011202196 is a wasteful number, since it uses less digits than its factorization.

121011202196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377290 (or 377288 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 121011202196 in words is "one hundred twenty-one billion, eleven million, two hundred two thousand, one hundred ninety-six".