121122165251003 has 64 divisors (see below), whose sum is σ = 152885661401088. Its totient is φ = 93600930931200.

The previous prime is 121122165250981. The next prime is 121122165251029. The reversal of 121122165251003 is 300152561221121.

It is not a de Polignac number, because 121122165251003 - 2¹⁴ = 121122165234619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121122165251603) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 77046278 + ... + 78602628.

It is an arithmetic number, because the mean of its divisors is an integer number (2388838459392).

Almost surely, 2^{121122165251003} is an apocalyptic number.

121122165251003 is a deficient number, since it is larger than the sum of its proper divisors (31763496150085).

121122165251003 is a wasteful number, since it uses less digits than its factorization.

121122165251003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556712.

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 121122165251003 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, one hundred sixty-five million, two hundred fifty-one thousand, three".