121030110032210 has 64 divisors (see below), whose sum is σ = 221072902954848. Its totient is φ = 47698211119104.

The previous prime is 121030110032177. The next prime is 121030110032261. The reversal of 121030110032210 is 12230011030121.

It can be written as a sum of positive squares in 16 ways, for example, as 3652582235929 + 117377527796281 = 1911173^2 + 10834091^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2817712094 + ... + 2817755046.

Almost surely, 2^{121030110032210} is an apocalyptic number.

121030110032210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

121030110032210 is a deficient number, since it is larger than the sum of its proper divisors (100042792922638).

121030110032210 is a wasteful number, since it uses less digits than its factorization.

121030110032210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47039.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 121030110032210 its reverse (12230011030121), we get a palindrome (133260121062331).

The spelling of 121030110032210 in words is "one hundred twenty-one trillion, thirty billion, one hundred ten million, thirty-two thousand, two hundred ten".