121011213514 has 8 divisors (see below), whose sum is σ = 187776021060. Its totient is φ = 58419206496.

The previous prime is 121011213497. The next prime is 121011213517. The reversal of 121011213514 is 415312110121.

It can be written as a sum of positive squares in 2 ways, for example, as 120004737889 + 1006475625 = 346417^2 + 31725^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×121011213514² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (121011213517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1043200059 + ... + 1043200174.

Almost surely, 2^121011213514 is an apocalyptic number.

121011213514 is a deficient number, since it is larger than the sum of its proper divisors (66764807546).

121011213514 is a wasteful number, since it uses less digits than its factorization.

121011213514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2086400264.

The product of its (nonzero) digits is 240, while the sum is 22.

Adding to 121011213514 its reverse (415312110121), we get a palindrome (536323323635).

The spelling of 121011213514 in words is "one hundred twenty-one billion, eleven million, two hundred thirteen thousand, five hundred fourteen".